Fans too noisy? Phresh has just the thing for you. These sound reducing duct silencers reduce fan noise by up to 50%. Light weight, compact and easy to install. Use these duct silencers with fans in conjunction with carbon filters, light systems and more. Attach a silencer to either the intake side or exhaust side of an inline fan or for maximum sound reduction, use on both sides of the fan.
Sound reducing acoustic foam dec..