Phenolic Foam Central Pre-insulated Air Duct Accessory It is an important precondition to use the special tools to make sure S&C

 Aluminum alloy flanges

Phenolic Foam Central Pre-insulated Air Duct Accessory

Features:
1) Including PVC flanges and aluminum alloy flanges
2) Used as the air duct connection

Available flanges include PVC flat flange (with H bayonet) and PVC vertical flange (with H bayonet), used for connecting the two sections of air duct.

Aluminum alloy "U" shape flange, aluminum alloy "Y" shape flange and aluminum alloy "F" shape flange, used for connecting the air duct to the equipment.