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3HHR3 Spring Draftback Damper, Vert/Horz Ceiling Mount, 30in Blade Dia
Sale price
$58.00
Regular price $288.00
- Replaces Part Number: 3HHR3
- Package Include: Spring Draftback Damper x 1
- 32 In.H-W Aluminum Spring Backdraft Damper, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 32 in, Rough Opening Shape Square
- Fits Fan Diameter 30 in, Free Area 5.3 sq ft, Overall Width 32 in, Frame Material Thickness 0.1 ga, Frame Depth 1 5/8 in, Rough Opening Length 30 in, Maximum Pressure 1 in wc, Rough Opening Width 30 in
- Blade Material Aluminum, Single Acting/Double Acting Single Acting, Closure Type Spring, Flange Width 1 3/8 in