pvc H shaped flange duct&air duct flange&air condition flange mainly export to middle east and africa and south america etc

air conduition flange of ducts

Plane flanges permit ducts to be joined with extremely low leakage. The panels are joined in their width sections through the "H"-typebayonet structure without using any gaskets. Generally they are made of PVC in 4 meter lengths. Ideal for the creation of take-offs and tap-ins and connection into the plenum chamber.

Also available  are "U"type, "F"type, "H"type, and "Y"type aluminum flanges.

H shaped flange duct