Designed for ventilation applications including HVAC, dryer, grow rooms & tents. Four layer design makes it more durable & resistant to leaks, tears, & cuts.

These clamps won't mar or tear the hose surface. They require less tightening force & adjust to changes in the hose diameter which can be caused by variations in temperature & pressure. The entire clamp, band, screw & housing is in stainless steel.

ThermoFlo 2000 Premium Ducting is specifically engineered to handle unconditioned air. The 2000 SR Series can withstand high heat, high humidity and excessive CFM's without any failure or fatigue.

Galvanized duct reducers can be used with fans, ducting, air-cooled hoods, and ventilation systems.
Available in various sizes

Backdraft Dampers prevent air from reverse flowing through the fan when powered off. It is recommended as the next line of defence against odor control. 

Damper opens with air flow and closes when the air flow stops. Spring loaded with positive closure and a rubber gasket. 4".

Sizes available:
6", 8", 10" & 12"