Available at Grow Wurks
www.growwurks.c...
Phresh Duct Silencers - Sound reducing acoustic foam decreases fan noise by up to 50%. Use with fans in conjunction with carbon filters, 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.
24 сен 2011
