Air Systems SVHCND1225 Conductive Air Duct, 12 in. dia., 25 ft. L cm 4500 It is easily installed by

It is easily installed by forming it to conform to any roof peak and driving 10 16d nails through the holes and into the truss

Free Air: 2492 CFM

the VAF8000A outperforms ventilators 3 & 4 times its size

Schaefer 72 Inch BIGDOG can move a massive amount of air at high speeds

* Depth (base): 28

Air Systems SVHCND1225 Conductive Air Duct, 12 in. dia., 25 ft. L cm 4500 It is easily installed byAir Systems SVHCND1225 Conductive Air Duct, 12 in. dia., 25 ft. L Air Systems SVHCND1225 Conductive Air Duct, 12 in. dia., 25 ft. L (SVHCND1225) is an Air Systems International Air Duct. Product details from the Air Systems pricing file: 12IN. CONDUCTIVE HOSE DUCT X 25' withCUFF,; BELT & BUCKLE ON EACH END 12IN. GROUND WIRE. Use this listing to confirm the item number, shipping details, and basic product data before ordering. Product details Item