duct accessories, disc valve, flange, flange corner, flange clamp, reducer, back draught damper

1) We produce various kinds of duct accessories.

2) Including metal disc. valve, volume control damper, back draught damper, reducer, flange, flange corner, flange clamps.

duct accessories/disc valve/flange/flange corner/flange clamp/reducer/round volume control damper/ back draught damper