Aluminum Backdraft Damper

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Model:	A335
Filter:	A335
Minimum Panel Size:	8" x 8"
Maximum Panel Size:	60" x 72"
Frame Depth:	2"
Frame Type:	Flanged
Frame Material:	.081" Thick 6063-T6/T52 Aluminum Alloy
Blade Seals:	Silicone Rubber Off Set at Edges
Jamb Seals:	None
Blade Type:	Overlapping (for Strength and Low Leakage)
Blade Material:	.081" Thick 6063-T6/T52 Aluminum Alloy
Blade Action:	Parallel
Linkage:	On-Blade in the Airstream
Axle:	½" Diameter Extruded Aluminum Pin-Lock
Bearings:	Celcon
Temperature Limits:	-40°F - 190°F
Finish:	Mill

Other Frame Styles:	4"
Adjustable Counterweights:	Assist or Resist Opening
Variety of Bird or Insect Screens