Back Draft Damper

Standard Construction

Frame

0.9 mm (20 gauge) roll formed galvanized steel channel.

Blade

0.9 mm (20 gauge) roll formed aluminium

Bushes

12 mm Ø Nylon

Shaft

12 mm Ø Galvanized Steel.

Gasket

1.5 mm thick, 7 mm wide foam gasket.

Linkage

Common Galvanized Steel linkage.

Finish

Galvanized Mill finish.

Mounting

Vertical.

Optional Fittings:

Limit Switches

Remote indication for damper open or close.

Brass Bushes

12 mm Ø bushes for heavy duty applications.

Transitions

Neck adaptor for round duct connections.

Finish

Available with Powder coating , please specify color.

Alphabet indicates the type of installation

A – Wall Mouted.

B – Duct Mounted

C – Flush Mounted.

Optional Construction Details

Frame : Thickness up to 3 mm

Frame Depth : Up to 150 mm.

Blade : Thickness up to 1.5 mm

Frame and Blade Material : Stainless Steel (304/316L)