Light Duty Stainless Steel Backdraft Damper

A Division of MESTEK, Inc.

Model:	C503
Filter:	C503
Minimum Panel Size:	8" x 8"
Maximum Panel Size:	36" x 60"
Frame:	4" or 6" Deep Channel 2" or 4" Deep Flange
Frame Material:	16 ga. Stainless Steel
Frame Type:	Channel or Flanged
Blade Type:	Shutter
Blade Material:	26 ga. Type 304 Stainless Steel
Blade Action:	Parallel
Blade Seals:	Polyurethane Foam
Jamb Seals:	None
Axles:	¾" Diameter Steel, Full Length of Blade
Bearings:	Bronze Oilite
Linkage:	On-Blade
Mill: