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Dayton
Backdraft Damper, Horizontal, 33-3/4Sq
Mfr # 3HHL9
Zoro # G1145216
product price: $132.99
/ea
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Key Features
- Type No Flange, Horizontal Mount
- Damper Size (In.) 33-3/4 x 33-3/4
- Overall Size (In.) 33 3/4 x 33 3/4
- Max. Velocity (FPM) 2,000 fpm
- Construction Material G-90 Galvanized Steel Frame and Aluminum Blades
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Product Information
- Brand Dayton
- MFR # 3HHL9
- Zoro # G1145216
- UPC # 190735289563
- Country of Origin United States
- Category Backdraft Roof Dampers
Dimensions
Damper Size (In.) | 33-3/4 x 33-3/4 |
Overall Size (In.) | 33 3/4 x 33 3/4 |
Overall Width | 33 3/4 in |
Overall Length | 4 1/2 in |
Overall Height | 33 3/4 in |
For Nominal Duct Diameter | 34 in |
Rough Opening Length | 34 in |
Fits Fan Diameter | 34 in |
Rough Opening Width | 34 in |
Rough Opening Diameter | 34 in |
Frame Depth | 2 in |
Description
33.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 34 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 33 3/4 in, Rough Opening Diameter 34 in, Rough Opening Shape Square, Fits Fan Diameter 34 in, For Duct Shape Square, Free Area 7.7 sq ft, Overall Width 33 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 34 in, Maximum Pressure 1 in wc
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