PHRESH CARBONAIRE DUCT SILENCER'S 4" X 12" Phresh Duct Silencers
Sound reducing acoustic foam decreases fan noise by up to 50%.
Attach to inline fans used with Phresh Carbon Filters, cooling light systems and more.
Durable and light weight aluminum body.
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.
... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.