Search - pH
Search - pH
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HortiStick Nutrient Tester - 3in1 pH EC & Temperature
The new HortiStick is a three-in-one instrument that combines the measurement of pH, conductivity (mS) and temperature. The unit simultaneously displays nutrient concentration along with either pH or temperature. This simple, easy to use meter is ideal for the testing of hydroponic solutions and water treatment processes. The instrument features two clear LCD displays and indicates pH and temperature over the range of 0 to 14 pH and 0 to 49.9 °C. The Hor..
£148.95
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Water Proof pH Meter
Fully water proof meters shown above, definitely worth the extra initial outlay...
£66.95
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Bluelab pH Pen
The ultimate handy solution for measuring pH! Plants get their nutrition from minerals but they can only get all the right minerals they need if certain conditions are right. A key factor that affects food uptake is whether your solution is acid or alkaline. We measure this in pH. The Bluelab pH Pen is the latest innovation for hand held meters. It provides a compact quick and handy way to manage the success of your crops to ensure maximum uptake of nut..
£92.95
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8000 pH Meter & Interchangable Electrode
The 8000 pH meter features an easy to read, LCD display and is supplied with a general purpose combination glass electrode. The 8000 pH meter indicates pH over the range of 0 to 14 pH with a resolution of 0.01 pH and an accuracy of ±0.05 pH. The pH readings are manually temperature compensated over the range of 0 to 60 °C (default 25 °C). The unit will power off automatically after ten minutes, maximising battery life. At the touch of a button, the inst..
£88.95
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8100 pH and Temperature Meter Kit
The 8100 pH and temperature meter features an easy to read, LCD display and is supplied as a kit which includes a 8100 pH meter, general purpose combination glass electrode, temperature probe, 4.01 and 7.00 pH buffer solutions and carrying case. The 8100 pH meter indicates pH over the range of 0 to 14 pH with a resolution of 0.01 pH and temperature over the range of 0 to 99.9 °C with a resolution of 0.1 °C. The pH readings are automatically temperature co..
£178.95
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Bluelab pH Meter
When measuring the pH of a solution is important… reach for the Bluelab pH Meter. The Bluelab pH Meter is used to accurately measure the pH value of a solution. Simply place the Bluelab pH probe into the solution and the reading will be displayed on the screen. As the meter is portable and does not need a power supply to operate, it can be used anywhere and anytime to help you manage your crops’ daily nutrient requirements. Calibrati..
£247.95
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Replacement pH Probe
The Bluelab pH Probe is a replacement pH probe suitable for use with Bluelab products that use a BNC fitting. pH probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip moist and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double junction reference providing longer life and is a gel filled non-refillable probe so is maintenance free. Features Ea..
£65.95
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Replacement Soil pH Probe
The Bluelab pH Probe is a replacement pH probe suitable for use with Bluelab products that use a BNC fitting. pH probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip moist and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double junction reference providing longer life and is a gel filled non-refillable probe so is maintenance free. Features Ea..
£102.95
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Probe Care kit - pH
The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth. Probe cleaning and correctly storing pH probes ensures you get the most accurate readings possible and will maximize the life of a probe. The probe surface is where the instrument takes the reading of the solution or soil/media. If the probe face is dirty or contaminated, the readings may be inaccurate. Much like t..
£17.95
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Bluelab pH Calibration Solution
Prolong the life of the pH-80, pH-200 and other brands of pH meter by adding a few drops of pH-STOR to the sponge in the meter cap. Contains fungicide and sterilising agents...
£11.95
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Water Chiller (HC-100A) 200-1000LPH for 100L Reservoir
Up to 100L Reservoir Chiller Warm water will become the ultimate breeding ground for pythium (root rot), fungus gnat larvae, any tank dwelling pests, fungi, viruses and all kinds of other infections and diseases. Warm water also greatly reduces the oxygen content able to be transported in the water, ie the warmer the water, the less oxygen content in the water no matter if you are air infusing or dosing with h202; if the water is warm then you have little..
£316.95
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NewJet Submersible Water Pumps 1500-8000LPH
The New Jet range of pumps comes with a perfectly balanced impeller assembly with an anti-noise device. This makes the New Jet range powerful, noiseless and long-lasting. Noise is also removed due to the pump not vibrating when in operation which normally creates irritating buzzing noises. The New Jet range is a completely water tight pump suitable both for submersed and external use. The New Jet pumps can be connected to any stiff or flexible tubes on bo..
£93.95
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Maxi-Jet Submersible Water Pumps 500-1000LPH
Maxi-Jet are a well-known and reliable manufacturer of submersible pumps. Available in three useful sizes...
£25.95
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Micra-Plus - Budget Submersible Water Pump 200-600LPH
A very affordable small submersible pump. Adjustable flow of 200 - 600 litres per hour...
£18.95
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Hydor Universal Pumps 700-2800LPH
All purpose high performance pump. Flow control system, one-piece rotor assembly, filter sponge. Suitable for biological, wet-and-dry filters and for water circulation. Equiped with tube connectors for non submerged use. 700 Litre/Hour - Maximum head of 1.35m 1200 Litre/Hour - Maximum head of 1.95m 2800 Litre/Hour - Maximum head of 2.3m..
£28.95
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Hailea Low Water Liquid Pumps 650-2000LPH
These versatile little pumps have have the ability to work in low water conditions. Features - ABS case and high quality stainless steel shaft, suitable for fresh and sea water and ideal for use with nutrient salts. Ideal for pumping nutrients in NFT/Flood and Drain applications - Mounted on suction cups for secure location. Includes air pipe. Designed for continuous use. 650 Litre/Hour - Maximum head of 1.2m 2000 Litre/Hour - Maximum head of 2.8m..
£13.95
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Little Giant Pump - 4500LPH
Little Giant Pump submersible pump operates with minimal energy consumption resulting in low operating costs. Corrosion-resistant body specifically for submersible use Easy to install and maintain Mag-drive pumps are ideal for a variety of applications 16.0 ft. maximum pumping height 1" barbed discharge Accepts 1"ID tubing 110 watts 1150 GPH 4500 litres/h..
£148.95
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Newave Circulation Pumps 800-7500LPH
A Circulation Pump for aquariums and nutrient tanks that re-creates a natural current within freshwater and marine aquariums. Can be fixed to the side of the aquarium or nutrient tank using a powerful suction cup, and mounted on a ball joint bracket allowing easy positioning with in the aquarium. High performance pump with low power consumption...
£30.95
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Sicce Voyager Nano Circulation Pump 1000-2000LPH
Extremely Compact with just 6.5 cm total length! Developed to grant a silent operation and a great durability, these pumps are extraordinarily compact but complete with all SICCE Technology features: a protection grid with fine slots grants the protection for the smallest fishes, corals and sea stars. Suitable for combining with an ON/OFF Controller - recommended SICCE "Wave Surfer" - VOYAGER NANO can be programmed up to 10 seconds for naturally creating..
£37.95
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Hailea HX8200 Immersible Water Pump 2500LPH
Can be used in low water levels to provide a strong circulation of flow below the water level. The pump produces water columns that rise up 2.4m above the waters surface. 2500 LPH...
£55.95
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Sicce Ultra Zero Sumergible Pump 3000LPH
Ultra Zero is a sumergible pump, designed and made for pumping cloudy waters without fibre content, intended mainly for domestic use, in fixed applications or with manual operation, for draining basements and garages subject to flooding or for collecting rainwater, etc. It is a multi-purpouse pump for domestic uses, to solve all kinds of minor do-it-yourself problems in which water has to be eliminated or moved. No tools are needed to install Ultra Zero,..
£105.95
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OptiClimate 15000 Pro 3 Split Unit Air Conditioner (3-Phase Only)
The Split Unit version Opticlimate is the ideal solution for locations where water may be a bottleneck. By means of the external unit outside of the warm air is optimally cooled, without the use of water. Through cooling coils hot air is sent to the outdoor unit and cooled returned. AirSupplies Holland BV is an innovative, pioneering company which develops high-grade horticultural products in-house. Their goal is to develop products that achieve the best ..
£5,555.95
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Soil pH Meter
If you need to measure the pH level of soil, media or substrates, then the Bluelab Soil pH Meter is just what you need. This hand-held meter comes with a Soil pH Probe, Dibber/Auger, pH4.0 and pH 7.0 calibration solutions, plus a helpful Quick Start guide. Make a hole in the media using the dibber to ensure it is free from coarse particles. Place the soil pH probe into the hole for a direct pH measurement. Soil pH can also be measured by taking soil solut..
£175.95
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Philips Industria SGR200
The SGR200 is an extremely popular product, combining the functions of ballast and reflector in on easy to mount unit. Simply connect to the mains via a timer relay for quick and easy plant growing. Although the SGR200 is not waterproof, it is especially suitable for use in greenhouses or indoor growrooms where space is limited. The SGR200 units can be daisy chained via the integrated junction, although in the interests of safety, this practice is discoura..
£225.95
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Sicce Syncra Silent 700-5000LPH
This new range from Sicce is ideal for hydroponic application. It is silent, has little to no head transfer to the water, is extremely efficient, has adjustable flow rates, and an optional filter attachment. This pump range can be used either in water or in-line with no detrimental effect to the pump's operation, with 2.2 metre cable, making it extremely flexible. Syncra Silent: a pump line of new generation, created to pair elevated performances with ext..
£34.95
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Sicce Syncra Nano 400LPH
The Syncra Nano is ideal for smaller scale hydroponics set-ups. Pumping 400l/h, it encapsulates all the latest development from SICCE's green motor technology, having silent operation, and extremely efficient performance. This tiny pump, smaller than a business card, is the only one on the market which can also be used in-line, and has a 2.2 metre cable. A SMALL PUMP with MULTIPLE APPLICATIONS! 2 in 1 Wet & Dry Application Developed to grant a silent..
£26.95
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Hailea Inline Water Pumps 1050-8000LPH
This versatile high jet pump has a wide range of applications and is fully immersible. Plus it can be used inline (outside water). It is supplied with clip on filter hoods. The pump has a ceramic shaft for fresh and sea water dual use (ideal for handling nutrient solutions). It has a double water-cooled structure for rapid heat dissipation and a super quality ABS plastic case which is anti-alkali and anti-corrosive. This HAILEA pump is mounted on suction c..
£25.95
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Alpha-Mix - 50 Litres
Alpha Mix is a professional soil mix, formulated by a noted European agronomist and blended from carefully chosen organic ingredients. Alpha-Mix is blended from: Careful selections of black peat and white sphagnum peat extracted from sustainable Baltic sources. Natural lime. Pure worm casts. Blended organic nutrients for early growth. Volcanic lava sand for enhanced drainage. This is a sensational development in professional soil formulation. Alp..
£16.95
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Hailea HX-1500 Submersible Water Pump 400LPH
Plastic casing and high quality stainless steel shaft suitable for use in fresh and sea water. Fully adjustable flow regulator. Integral suction cup mounting feet for easy installation. Ability to work in low water levels. Ideal for pumping nutrients in NFT/flood and drain applications. Dimensions: 63 x 73 x 83 mm..
£11.95
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Hailea Submersible Water Pump 650LPH
Plastic casing and high quality stainless steel shaft suitable for use in fresh and sea water. Fully adjustable flow regulator. Integral suction cup mounting feet for easy installation. Ability to work in low water levels. Ideal for pumping nutrients in NFT/flood and drain applications. Dimensions: 90 x 73 x 110 mm..
£11.95
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Water Chiller (HC-150A) 250-1200LPH for 150L Reservoir
Up to 150L Reservoir Chiller Warm water will become the definitive breeding ground for pythium (root rot), fungus gnat larvae, any tank dwelling pests, fungi, viruses and a number of other infections and diseases. Warm water also vastly reduces the oxygen content able to be transported in the water, ie the warmer the water, the less oxygen content in the water no matter if you are air infusing or dosing with h202; if the water is warm then you have little..
£347.95
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Water Chiller (HC-300A) 1000-2500LPH for 300L Reservoir
Up to 300L Reservoir Chiller Warm water ends up being the definitive breeding ground for pythium (root rot), fungus gnat larvae, any tank dwelling pests, fungi, viruses and various other infections and diseases. Warm water also substantially reduces the oxygen content able to be carried in the water, ie the warmer the water, the less oxygen content in the water no matter if you are air infusing or dosing with h202; if the water is warm then you have littl..
£473.95
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Water Chiller (HC-500A) 500-3000LPH for 500L Reservoir
Up to 500L Reservoir Chiller Warm water ends up being the definitive breeding ground for pythium (root rot), fungus gnat larvae, any tank dwelling pests, fungi, viruses and all kinds of other infections and diseases. Warm water also greatly reduces the oxygen content able to be held in the water, ie the warmer the water, the less oxygen content in the water no matter if you are air infusing or dosing with h202; if the water is warm then you have little to..
£514.95
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4500LPH Submersible Water Pump
With the choice of stainless steel or plastic casing the SW range is strike resistant and anti corrosion even when used in salt water. High quality resin on the windings ensures long life and that the unit is safe from electricity leakage. For applications that require the pump to start and stop automatically the SW7000F is supplied complete with float switch. Maximum head: 4.2m Maximum lift: 4.2m Power consumption: 150W..
£85.95
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15000LPH Submersible Water Pump
Robust construction - housed in robust stainless steel casing making it strike resistant and anti corrosion even when used in salt water. Ease of installation - supplied with a stepped outlet up to 1.5" OD which easy retrofits to existing pipework. Maximum head: 5.4m Maximum lift: 5.4m Power consumption: 265W..
£158.95
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20000LPH Submersible Water Pump
Robust construction - housed in robust stainless steel casing making it strike resistant and anti corrosion even when used in salt water. Ease of installation - supplied with a stepped outlet up to 1.5" OD which easy retrofits to existing pipework. Maximum head: 6.5m Maximum lift: 6.5m Power consumption: 325W..
£166.95
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25000LPH Submersible Water Pump
Robust construction - housed in robust stainless steel casing making it strike resistant and anti corrosion even when used in salt water. Ease of installation - supplied with a stepped outlet up to 1.5" OD which easy retrofits to existing pipework. Maximum head: 6.7m Maximum lift: 6.7m Power consumption: 400W..
£184.95
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Umph Power 250ml
When you GET your plants flowering very quickly, the plants are utilizing key mineral elements that need to be replaced and the best way of redelivering these elements is to foliar mist plants’ leaves and flowers. GET has had a lot of requests to increase flower sizes, which we have done, but, we need more oil content, okay okay! Back to the drawing board and formulate a product that increases oil content. Okay, here it is. Umph Power, the elements within..
£31.95
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Lemon Kick Organic pH -
Lemon Kick is an organic pH regulator that allows you to reduce the pH value of the nutrient water to the ideal level of 5.5 - 6.5. Only a food solution with the correct pH value will ensure that the plant absorbs the nutrients in the correct proportions. This then has a stimulating effect on the plants metabolism, which makes the plant grow faster...
£6.95
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Replacement Probes for COM-100 & PH-200
Replacement sensor probes for the high end COM-100 and pH-200 meters...
£33.95
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Submersible Water Pumps 750-1100LPH
These are high quality silent running submersible pumps with the intake allowing for very low water levels. They are all adjustable, for fine tuning the flow rates for Hydroponic Systems. They are ideal for both clean and dirty water and are capable of handling solids up to 30 mm in diameter. Manufactured from tough, non-corrosive & rust proof materials the pumps have a long-life ceramic shaft for reliability and are fitted with an auto start/stop floa..
£165.95
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Waterproof pH55 Pen
Easy to use entry level pH pen. Reads both pH & temperature. The 'easy read' large display and reading hold button make this a great product for beginners. Complete with battery...
£79.95
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Portable pH Meter MW100
Entry level pH meter, with large easy read digital display. Complete with manual temperature adjustment and 9V battery...
£172.95
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Guardian Monitor Connect pH/EC/Temp
Stay connected - monitor, data log, and remotely view pH, conductivity and temperature readings The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You can access the data via the cloud from a remote mobile device or computer to check for extreme variances to..
£407.95
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Bluelab pH Controller Connect - Monitor & Doser
Clever monitoring, dosing and data logging of solution pH levels. Made easy. Sometimes the more you know, the better. And when it comes to managing the pH of your nutrient solution, exact knowledge makes a world of difference. Our brainy pH controller connect constantly monitors and fine-tunes the pH levels for you. But more than that, it wirelessly data logs to your computer too, putting continuous information at your fingertips. Use the data to make sy..
£635.95
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Alpha Coco Rocks 50 Litres
The ideal 60/40 mix of clay pebbles and coco, giving the media structure yet having a looser profile than coco alone. The mix allows air to circulate more easily in the media making it less prone to water logging. The blending structure creates the ideal environment for root growth...
£19.95
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Hailea S4000 / T4000 Water Pump 3600LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 3600 l/hr Max Lift: 2.6m Power Consumption: 45W Dimensions: 359x 135x 162mm ..
£102.95
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Hailea S5000 / T5000 Water Pump 5000LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 5000 l/hr Max Lift: 2.5m Power Consumption: 60W Dimensions: 359x 135x 162mm..
£105.95
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Hailea S6000 / T6000 Water Pump 6100LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 6100 l/hr Max Lift: 2.1m Power Consumption: 65W Dimensions: 359x 135x 162mm..
£112.95
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Hailea S8000 / T8000 Water Pump 7800LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 7800 l/hr Max Lift: 4m Power Consumption: 80W Dimensions: 359x 135x 162mm..
£118.95
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Hailea S10000 / T10000 Water Pump 10000LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 10000 l/hr Max Lift: 4.5m Power Consumption: 135W Dimensions: 359x 135x 162mm..
£130.95
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Hailea S12000 / T12000 Water Pump 11300LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 11300 l/hr Max Lift: 4.2m Power Consumption: 155W Dimensions: 359x 135x 162mm..
£145.95
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Hailea S15000 / T15000 Water Pump 15200LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 15200 l/hr Max Lift: 5.5m Power Consumption: 210W Dimensions: 402x 165x 189mm..
£158.95
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Hailea S20000 / T20000 Water Pump 19100LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 19100 l/hr Max Lift: 6.3m Power Consumption: 318W Dimensions: 402x 165x 189mm..
£184.95
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Hailea S25000 / T25000 Water Pump 25000LPH
Versatile installation - can be mounted inside or outside water. Thermally protected with auto-resetting thermal cut out. Ideal for continuous or intermittent duty. Synchronous motor gives high performance and low running costs. Vortex impeller handles up to 8mm solid particulate. Flow: 25000 l/hr Max Lift: 8.2m Power Consumption: 620W Dimensions: 402x 165x 189mm..
£197.95
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Hailea E5000 Submersible Water Pump 4800LPH
High quality aluminium and ceramic shaft ensure long life even in continuous duty. Can be used submersed or inline. Vortex impeller. Can pump suspended solids up to 6mm. Integral thermal cutout. Multi year warranty. Flow: 4800 l/hr Dimensions: 353x 350x 175mm..
£117.95
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Hailea E8000 Submersible Water Pump 7150LPH
High quality aluminium and ceramic shaft ensure long life even in continuous duty. Can be used submersed or inline. Vortex impeller. Can pump suspended solids up to 6mm. Integral thermal cutout. Multi year warranty. Flow: 7150 l/hr Dimensions: 353x 350x 175mm..
£130.95
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Hailea E12000 Submersible Water Pump 10850LPH
High quality aluminium and ceramic shaft ensure long life even in continuous duty. Can be used submersed or inline. Vortex impeller. Can pump suspended solids up to 6mm. Integral thermal cutout. Multi year warranty. Flow: 10850 l/hr Dimensions: 375x 365x 242mm..
£140.95
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Hailea E15000 Submersible Water Pump 14200LPH
High quality aluminium and ceramic shaft ensure long life even in continuous duty. Can be used submersed or inline. Vortex impeller. Can pump suspended solids up to 6mm. Integral thermal cutout. Multi year warranty. Flow: 14200 l/hr Dimensions: 375x 365x 242mm..
£145.95
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Hailea E20000 Submersible Water Pump 17800LPH
High quality aluminium and ceramic shaft ensure long life even in continuous duty. Can be used submersed or inline. Vortex impeller. Can pump suspended solids up to 6mm. Integral thermal cutout. Multi year warranty. Flow: 17800 l/hr Dimensions: 375x 365x 242mm..
£153.95
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NewJet NJ1200 250-1200LPH Water Pump
The New Jet Multi Use Pump can be used wet or dry. It is fully submersible for use in all types of aquarium and also for use in amphibian housing. The rotor is fitted with a noise reduction device, which whilst keeping the volume down does not detract from the powerful performance of the pump. The ceramic brush and shaft of the rotor are durable and reliable. The pump can be used externally or internally, allowing for greater variation of use. If used ex..
£38.95
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NewJet NJ2400 390-2400LPH Water Pump
The New Jet Multi Use Pump can be used wet or dry. It is fully submersible for use in all types of aquarium and also for use in amphibian housing. The rotor is fitted with a noise reduction device, which whilst keeping the volume down does not detract from the powerful performance of the pump. The ceramic brush and shaft of the rotor are durable and reliable. The pump can be used externally or internally, allowing for greater variation of use. If used ex..
£76.95
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NewJet NJ3500 850-3500LPH Water Pump
The New Jet Multi Use Pump can be used wet or dry. It is fully submersible for use in all types of aquarium and also for use in amphibian housing. The rotor is fitted with a noise reduction device, which whilst keeping the volume down does not detract from the powerful performance of the pump. The ceramic brush and shaft of the rotor are durable and reliable. The pump can be used externally or internally, allowing for greater variation of use. If used ex..
£98.95
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Newa Micro-Jet 450LPH Pump
This miniaturised pump runs silently and maintenance-free. Its motor, which has a self-protection device in the event of overheating, consumes very little energy. Its flowrate can be adjusted. Compact in size Exceptional pumping capacity Use completely submerged or in as little as 1/2" of water Quadruple suction cup support that ensures stable and silent operation Ultra reliable Low power consumption..
£17.95
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Newa Micro-Jet 320LPH Pump
This miniaturised pump runs silently and maintenance-free. Its motor, which has a self-protection device in the event of overheating, consumes very little energy. Its flowrate can be adjusted. Compact in size Exceptional pumping capacity Use completely submerged or in as little as 1/2" of water Quadruple suction cup support that ensures stable and silent operation Ultra reliable Low power consumption..
£16.95
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Soil pH & Temperature Pen
The ultimate handy solution for measuring soil pH and temperature! The Bluelab Soil pH Pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to your plants. In soils or growing media, pH strongly influences the availability of the microorganisms to plants in the soil. Now you can closely monitor and adjust the pH levels to optimize plant health and performance. It will also ..
£149.95
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Bluelab pH Controller
Hands-free monitoring and dosing of solution pH levels. Simple. We know pH levels can be the difference between a great crop and well, a disaster. Measuring and adjusting nutrient solution levels constantly can be time-consuming. And let’s face it; you have better things to do. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of. So you can relax… Features ..
£594.95
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AquaKing Q2007 3600LPH Submersible Water Pump
The Aquaking is a multipurpose, high performance, low power consumption submersible pump and is designed for the circulation of water with a maximum temperature of 35°C. Power supply: 230V – 50Hz Power consumption: 200w Delivery rate max: 3600l/h Delivery height max: 5m Immersion depth max: 5m Water temperature max: 35 degree C..
£58.95
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AquaKing Q2503 5000LPH Submersible Water Pump
The Aquaking is a multipurpose, high performance, low power consumption submersible pump and is designed for the circulation of water with a maximum temperature of 35°C. Power supply: 230V – 50Hz Power consumption: 250w Delivery rate max: 5000l/h Delivery height max: 6m Immersion depth max: 5m Water temperature max: 35 degree C..
£62.95
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AquaKing Q4003 7000LPH Submersible Water Pump
The Aquaking is a multipurpose, high performance, low power consumption submersible pump and is designed for the circulation of water with a maximum temperature of 35°C. Power supply: 230V – 50Hz Power consumption: 400w Delivery rate max: 7000l/h Delivery height max: 8m Immersion depth max: 8m Water temperature max: 35 degree C..
£66.95
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Waterproof pH/EC PCTestr 35
Basic multi parameter measurements on the go is so easy! Eutech's Testr 35 multi-parameter series allows you to measure pH conductivity and temperature with just one handy instrument. Made to fit your pocket both in size and budget. pH Range: 0.0 to 15.0 pH pH Resolution: 0.1 pH pH Accuracy: ±0.1 pH EC Range: 0.0 to 199.99uS/200/1999uS/2.00mS to 20.mS EC Resolution: 0.1uS/1uS/0.01mS EC Accuracy: ±0.1 % Temperature coefficient: 0.0 to 10.0%/Degree ..
£171.95
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Waterproof pHTestr 10
pH measurement has never been easier with the pH Testr 10. Accurate, handy and user friendly, the pH Testr 10 is the best pocket tester in its class. Range: 0.0 to 15.0 pH Resolution: 0.01 pH Accuracy: ±0.01 pH Calibration: Up to 3 points (4.0,7.0 or 10) Auto Buffer Recognition. Automatic Temperature Compensation: Yes Non-Volatile Memory: Yes Hold Function: Yes Auto-Off: 8.5 minutes after last key press (Can be disabled) LCD display: Custom Dual..
£115.95
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Waterproof EcoTestr pH 1
Economical pH measurements is a breeze with the EcoTestr pH 1. Designed for fuss free measurements on the go. the EcoTestr pH 1 is ideal for quick pH measurements in hydroponic gardening, aquaculture and agriculture. Range: 0.0 to 14.0 pH Resolution: 0.1 pH Accuracy: ±0.1 pH Calibration: Up to 3 points (4.0,7.0 or 10) Auto Buffer Recognition. Non-Volatile Memory: Yes Hold Function: Yes Auto-Off: 8.5 minutes after last key press LCD display 31/2 d..
£61.95
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Waterproof EcoTestr pH 2
Economical pH measurements is a breeze with the EcoTestr pH2. Designed for fuss free measurements on the go. the pH 2 is ideal for quick pH measurements in hydroponic gardening, aquaculture and agriculture. Range: 0.0 to 14.0 pH Resolution: 0.1 pH Accuracy: ±0.1 pH Calibration: Up to 3 points (4.0,7.0 or 10) Auto Buffer Recognition. Automatic Temperature Compensation: Yes Non-Volatile Memory: Yes Hold Function: Yes Auto-Off: 8.5 minutes after las..
£72.95
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DimLux Alpha Optics 98
The DimLux Alpha Optics 98 reflector is designed according to the Single Bounce Clear Sight (SBCS) principle and is equipped with Miro Silver mirrors. As a result the highest efficiency (98%) of all available horticulture reflectors is achieved. Provided with adjustable side reflectors for better overlap and to minimize wall losses. Due to the open design of the reflector the lamp is passively cooled which is a benefit for the life and efficiency of ..
£109.95
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DimLux Alpha Optics 98 with NanoTube
The DimLux Alpha Optics 98 reflector is designed according to the Single Bounce Clear Sight (SBCS) principle and is equipped with Miro Silver mirrors. As a result the highest efficiency (98%) of all available horticulture reflectors is achieved. Provided with adjustable side reflectors for better overlap and to minimize wall losses. Due to the open design of the reflector the lamp is passively cooled which is a benefit for the life and efficiency of ..
£192.95
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DimLux Alpha Optics add-on reflector long side (no overlapping)
DimLux Alpha Optics add-on reflector long side (no overlapping). Alpha Optics Add-on reflectors to minimise wall losses. Made from Miro 95 hammered mirrors (95% reflection). The add-on reflectors should be installed on the adjustable side reflectors...
£32.95
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DimLux Alpha Optics add-on reflector long side (overlapping)
DimLux Alpha Optics add-on reflector long side (overlapping). Same features as the Alpha Optics long side (no-overlapping) add-on reflectors, however, these are made for overlapping. The overlap add-on reflectors are necessary if more than one row of reflectors is installed. Two pieces...
£32.95
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DimLux Alpha Optics Add-on short side
DimLux Alpha Optics Add-on short side. Same features as the long side add-on, however, these are for the front side of the Alpha Optics 98 reflector. No overlapping. Two pieces...
£32.95
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60x Microscope for iPhone 4/4s
This microscope is very easy to install: the cover fits directly on your iPhone 4G or 4GS. Screw the microscope directly on the cover in front of the camera lens, and then thanks to its white LEDs (+UV), ideal for detecting insect larvae, only visible with this light...
£49.95
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PhytoMAX 400 LED Grow Light
The PhytoMAX 400 is a compact and powerful 425 watt LED grow light that will outperform any other equal-wattage LED grow light on the market. Do a side-by-side for yourself with our 90-day no hassle return policy!The PhytoMAX 400 is a compact and powerful 425 watt LED grow light that will outperform any other equal-wattage LED grow light on the market. Do a side-by-side for yourself with our 90-day no hassle return policy! With PhytoMAX we have delivered ..
£1,477.95
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MW802 pH & Conductivity Combination Meter
3 meters in 1! This meter allows you to measure pH, EC (conductivity) and TDS with just one instrument and one single probe! The MW802, with a conductivity range that goes up to 6.00 mS/cm and the TDS up to 4000 ppm is ideal for testing in crop production. Soil and well water pH that is too acidic or alkaline can have an adverse effect on plant nutrient and water uptake and directly effect the efficiency of fertilizer, herbicides and pesticides. Soil Cond..
£363.95
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Smart Continuous pH Monitor MC110
The MC Monitors are designed to continuously monitor pH, EC or TDS values directly in your reservoir. Each unit features a user selectable set-point. An LED visual alarm is activated and flashes when the pH, EC or TDS level rises either Above or Below (user selected) that set-point. All these instruments run on a 12V adapter so there's no need to worry about failed batteries and each unit comes with mounting kit, probe, probe holder and starter calibratio..
£188.95
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Budget pH Meter
Budget pH meter used for measuring the pH of nutrient solution. A budget EC meter is also available here...
£38.95
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HI-98190 Professional Waterproof pH/ORP Meter
The HI-98190 combines all of the features of a benchtop into a portable IP67 rated waterproof enclosure making them one of the most versatile meters on the market. Designed for universal applications, HI-98190 measures pH/ORP and temperature. Exchange out the pH probe for an ORP probe to obtain mV readings in the ±2000 mV range. A backlit, graphic LCD provides easy to read resolution even in low-lit areas. A combination of dedicated and soft keys allows ..
£1,126.95
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HI-98121 Pocket pH and ORP (Redox) Tester
Offering users a choice of ORP/Redox and pH measurement combinations, this tester is a popular option for operators carrying out spot checks or testing on location. Designed for use out in the field and in murky conditions, the meter is sealed against humidity, floats in water and has a bright green casing making it easily visible in low light levels. Key features Dual level LCD screen that displays simultaneous readings Automatic temperatur..
£113.95
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HI-981406 pH and ORP Indicator
Instead of sourcing two meters, users can now continuously measure both pH and ORP with HI-981406. There are two separate adjustable set points for pH and ORP. Once the pH set point is exceeded, the appropriate LED light will come on to alert the operator. Likewise, once the ORP level drops below the set point, the red ORP light will stay on. HI-981406 is supplied with a HI-1283 ground probe. The HI-1283 ground probe provides users with more reliable rea..
£360.95
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HI-8014 Budget Priced pH and ORP Meter
The HI-8014 is a rugged, handheld pH meter specifically designed with ease of use in mind. This affordable meter is ideal for education and field applications and performs pH measurements with Manual Temperature Compensation and ORP measurements. Two-point calibration can be performed with trimmers on the front panel. The set values are stored even when the meter is shut off. This rugged, manual pH meter is perfect for educational purposes and teaching s..
£464.95
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HI-9912-2 Proportional pH and ORP Control
Two separate set points can be adjusted by the user from 6 to 8 pH and 500 to 900 mV. The relays are activated when the pH exceeds or the mV falls below the relevant set point. HI 9912 accepts any pH and ORP electrode ending in a universal BNC connector. Two independent terminals provide for pH and ORP matching pin/ ground probes to extend electrode life and eliminate interference. HANNA's proportional control allows considerable savings by minimising the..
£1,221.95
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HI-9126N Waterproof pH/ORP Meter with CalCheck
The HI-9126N portable pH/ORP includes Hanna's exclusive Calibration Check™ technology. Calibration Check™ monitors the pH bulb and reference junction of the electrode every time the instrument is calibrated. In the event of a dirty pH electrode, Calibration Check™ warns users that maintenance may be needed. This portable meter utilises the HI-1230B double junction pH electrode. The double junction helps to minimise junction contamination for consistently ..
£963.95
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HI-98184 Waterproof pH/ORP/ISE Meter
The HI-98184 is a water resistant, portable meter designed for demanding applications and measures pH/ORP/ISE and temperature. This meter is supplied with the HI-72911B pH/ temperature electrode with rugged, titanium casing and also allows for an optional ORP probe to obtain mV readings in the ±2000 mV range. This meter adds direct ion concentration readings for ISE's and the results are displayed in ppm. The HI-98184 also supports 15 different ISE senso..
£2,198.95
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HI-8424N Handheld Water Resistant pH Meter
One of the most popular pH meters on the market, this splashproof, portable meter delivers fast, accurate pH, ORP and temperature measurements. Not only does it offer a 0.01 pH resolution across the pH scale, but it is also easy to use without constant reference to an instruction manual. Calibration is automatic at one or two points with three memorised buffer values - pH 4.01, 7.01, 10.01. Once the instrument has been calibrated, the buffer values used..
£657.95
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HI-9125N Handheld pH/mV Meter with Enhanced Design
The HI-9125N is a rugged, high specification portable meter that offers the additional advantage of being able to measure ORP. Heavy-duty water resistant casing combined with latest microprocessor technology makes this meter ideal for delivering laboratory grade results and accuracy under harsh industrial conditions. Key features Heavy-duty waterproof casing Large clear LCD display Extended pH and temperature given simultaniously Memorises pH readi..
£886.95
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HI-9914-2 Wall Mounted pH and Conductivity Controller
HI 9914 is a wall mounted fertigation controller, designed to meet specific process control requirements in agricultural, horticultural and hydroponics applications. The controller is provided with two measuring channels, one for pH and one for conductivity. The readings are displayed simultaneously on two independent LCDs with backlight. The conductivity probe is designed with a built-in temperature sensor which allows the controller to automatically com..
£1,221.95
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HI-981404N Waterproof pH/TDS Meter with Smart Electrode
The HI-981404N is ideal for agricultural, horticultural and hydroponics applications where pH and TDS levels need to be continuously monitored for optimal plant growth. This instrument continuously monitors and displays the values of a solution on an easy to read set of LCD's. This meter is supplied with the HI 1286 replaceable gel filled pH electrode with BNC connector, protected behind a water resistant sleeve. The unique design of the electrode guarant..
£360.95
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HI-981405N pH/EC Indicator for Agriculture
The HI-981405N is ideal for agricultural, horticultural and hydroponics applications where pH and EC levels need to be continuously monitored for optimal plant growth. This instrument continuously monitors and displays the values of a solution on an easy to read set of LCD's. The HI-1286 gel filled pH electrode is replaceable and the BNC connector is protected behind a water resistant sleeve. The unique design of the electrode guarantees greater clogging..
£379.95
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HI-981504/5 pH/TDS/Temperature Monitor
The HI-981504/5-02 offers continuous measurement of pH, TDS and temperature, simultaneously displayed on one display. The HI-1286 gel-filled pH electrode is provided with a water resistant sleeve to protect the BNC connector. The unique design of the electrode provides longer life in aggressive solutions. The HI-7634 TDS probe is easy to clean and requires little maintenance. Measurements are accurate and the meter can be calibrated at one or two points f..
£482.95
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HI-991404 pH/EC/TDS/Temperature Monitor
The HI-991404 combo meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. This microprocessor indicator continuously monitors the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. Featuring a large, dual-level, backlit LCD the HI-991404-02 gives you instantaneous reading of pH, EC or TDS and temperature, even from a distance. &nb..
£416.95
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