Duct Silencer 6" x 18"

The Duct Silencer 6" x 18" uses sound reducing acoustic foam decreases fan noise by up to 50%. It can be directly attached to inline fans, used with Phresh Carbon Filters, cooling light systems and more. The phresh duct silencers are made from a durable and light weight aluminum. They are compact size is easy to install. Attach a Phresh Silencer to the intake or exhaust side of an inline fan. Use on both sides for maximum sound reduction.