Ideal-Air Back Draft Dampers Size:Ideal-Air Back Draft Damper 6 in (64/Cs) KDF/Catalytic Carbon Filters reduce iron

KDF/Catalytic Carbon Filters reduce iron

Small Filter Bag works with the following pumps: Eco 66

Featuring coco chips (croutons) to balance aeration with lingering water retention

The Stealth RO 300 produces 300 GPD of ultra pure water

adjustable knob controls fan speed

Ideal-Air Back Draft Dampers Size:Ideal-Air Back Draft Damper 6 in (64/Cs) KDF/Catalytic Carbon Filters reduce ironThese are excellent quality back draft dampers. They are made from heavy gauge galvanized steel with heavy duty springs. They use both an embossed bead and rubber gasket to help keep ducting securely in place. They prevent back draft air when your fans are off.