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Get it by May 10, Friday
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Item | Backdraft Damper/Wall Shutter |
Blade Material | Mill Finish Aluminum |
Fits Fan Dia. (In.) | 42 |
Flange Width | 1.5" |
Frame Depth | 3" |
Free Area | 10.253 Square-Ft. |
Material | G-90 Galvanized Steel Frame and Tie Rods |
Max. Velocity | 2500 fpm |
Mounting Hole Size | 9/32 x 1/2" |
Mounting Position | Vertical |
Number of Panels | 2 |
Open Depth (In.) | 6-1/4 |
Opening Required | 42-1/2 x 42-1/2" |
Overall Square (In.) | 45 |
Type | Gravity Operated, Double Panel |
Ship weight (kg) | 12.6 |
Ship height (cm) | 117.6 |
Ship length (cm) | 115.57 |
Ship width (cm) | 8.89 |
HS code | 8414901080 |
Country of Origin | US |
A. Backdraft dampers are used in ventilation systems to deliver airflow in one direction while preventing airflow in the opposite direction.
A. Mill finished aluminium blades provide excellent strength to weight ratio and corrosion resistance on exposed surfaces.
Product | Model | Mounting Hole Size | Blade Material | Frame Depth | Mounting Position | Opening Required | Type | Width | Free Area | Price | |
---|---|---|---|---|---|---|---|---|---|---|---|
1C055 | 9/32 x 1/2" | Mill Finish Aluminum | 3" | Vertical | 30-1/2 x 30-1/2" | Gravity Operated, Single Panel | - | 5.452 Square-Ft. | £165.67 | ||
1C209 | 9/32 x 1/2" | Mill Finish Aluminum | 3" | Vertical | 36-1/2 x 36-1/2" | Gravity Operated, Double Panel | - | 7.071 Square-Ft. | £278.30 | ||
1C211 | 9/32 x 1/2" | Mill Finish Aluminum | 3" | Vertical | 48-1/2 x 48-1/2" | Gravity Operated, Double Panel | - | 12.924 Square-Ft. | £378.32 | ||
1C742 | 9/32 x 1/2" | Mill Finish Aluminum | 2-1/2" | Vertical | 12-1/2 x 12-1/2" | Gravity Operated, Single Panel | - | 0.786 Square-Ft. | £77.66 | ||
1C743 | 9/32 x 1/2" | Mill Finish Aluminum | 2-1/2" | Vertical | 16-1/2 x 16-1/2" | Gravity Operated, Single Panel | - | 1.436 Square-Ft. | £95.90 | ||
1C744 | 9/32 x 1/2" | Mill Finish Aluminum | 2-1/2" | Vertical | 18-1/2 x 18-1/2" | Gravity Operated, Single Panel | - | 2.043 Square-Ft. | £107.48 | ||
1C745 | 9/32 x 1/2" | Mill Finish Aluminum | 2-1/2" | Vertical | 20-1/2 x 20-1/2" | Gravity Operated, Single Panel | - | 2.281 Square-Ft. | £115.25 |
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