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| Type of Product | Wall Backdraft Damper |
| Model No | 1C055 |
| Country of Origin | USA (subject to change) |
| Height | 30 inch |
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Type of Product |
Wall Backdraft Damper |
Model No |
1C055 |
Country of Origin |
USA (subject to change) |
Height |
30 inch |
Width |
30 inch |
Flange Width |
1-1/2 inch |
Length |
30-1/2 inch |
Blade Material |
Aluminum |
Blade Operation |
Parallel Blades |
Maximum Ambient Temperature |
180 \xc2\xb0F |
Blade Type |
Flat Blade |
Mounting position |
Vertical |
Flange Type |
Rear Flange |
Blade Thickness |
26 ga |
Maximum Pressure |
25.4 mm wc |
Seal Material |
Felt |
Overall Length |
5-3/4 inch |
Mounting Location |
Wall |
Fan Diameter |
30 inch |
Free Area |
5.5 sq ft |
Switch Actuation |
Normally Closed |
Overall Diameter |
33 inch |
No. of Panels |
1 |
Dampening Capacity |
Static |
Shape Type |
Square |
Overall Height |
33 Inch |
Open Depth |
6-1/4 inch |
Opening Diameter |
30-1/2 inch |
Part No |
1C055 |
Rod Material |
Galvanized Steel Frame and Tie Rods |
Rough Opening Width |
30.5 inch |
Overall Width |
33 inch |
Frame Material |
Galvanized Steel |
Maximum Air Velocity |
2500 fpm |
Frame |
63.5 mm |
Mounting Hole Diameter |
1/4 inch |
Series |
556 |
Overall Height (cm) |
83.82 cm |
Width (cm) |
76.2 cm |
Width (mm) |
762 mm |
Height (cm) |
76.2 cm |
Height (mm) |
762 mm |
Overall Length (cm) |
14.61 cm |
Mounting Hole Diameter (Φmm) |
6.35 mm |
Overall Width (mm) |
838.2 mm |
Overall Diameter (mm) |
838.2 mm |
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