Flange profiles are made from galvanized steel sheet and designed
for butt-joining of rectangular ductwork. Duct flange is fitted at
the bare ends of rectangular ducts and fittings to form flange frames.
Three duct flange dimensions are available for various duct sizes
and internal pressure levels.
The 5-metre flanges are available in bundles of 500 metres. The 3-metre flanges are available in packs of 300 metres.
