- Country of Origin:
- United States
- Item:
- 57H-W 6 1/4"L Extrd Alu Backdraft Dampr"
- Shutter Mounting Position:
- Vertical
- Shutter Mounting Location:
- Wall
- Shutter Construction Material:
- Extruded Aluminum Frame and Stainless Steel Tie Rods
- Shutter Free Area:
- 17.007 sq ft
- Shutter Opening Required:
- 54-1/2 in x 54-1/2 in
- Shutter Overall Size:
- 57 in x 57 in
- Fits Fan Dia.:
- 54 in
- Blade Material:
- Aluminum
- Max. Velocity:
- 3000 fpm
- Mounting Hole Size:
- Prepunched
- Frame Opening A:
- 54 in
- Frame Opening B:
- 54 in
- Open Depth:
- 6 1/4 in
- Frame Depth:
- 3 in
- Shutter Item:
- Backdraft Damper / Wall Shutter
- Number of Panels:
- 2
- Flange Width:
- 1 1/2 in
- For Use With:
- Vertical Mounted Exhaust Fans
- Shutter Overall Square:
- 57 x 57""
- Includes:
- Extruded Aluminum Louvers
- Mounting Position:
- Vertical
- Free Area:
- 17 sq ft
- Counterbalanced:
- No
- Maximum Ambient Temperature:
- 180 Degrees F
- Flange Type:
- Rear Flange
- Rough Opening Length:
- 54 1/2 in
- Maximum Air Velocity:
- 3000 fpm
- Single Acting/Double Acting:
- Single Acting
- Tie-Rod Material:
- Extruded Aluminum Frame and Stainless Steel Tie Rods
- For Nominal Duct Diameter:
- Not Applicable
- Blade Orientation:
- Parallel Blades
- Closure Type:
- Gravity
- Overall Diameter:
- 57 in
- Damper Type:
- Static
- Pressure Drop @ 1000 fpm (AMCA 5.2):
- Not Applicable
- Frame Material Thickness:
- 0.8 in
- For Duct Shape:
- Not Applicable
- Fusible Link Temperature:
- Not Applicable
- Blade Seal Material:
- Felt
- Airflow Direction:
- Horizontal
- Seal Material:
- Not Applicable
- Maximum Pressure:
- 1 in wc
- Overall Length:
- 6 1/4 in
- Overall Width:
- 57 in
- Switch Action:
- Normally Closed
- Blade Type:
- Flat Blade
- For Fuel Type:
- Not Applicable
- Closure Velocity Rating:
- 3,000 fpm
- Frame Material:
- Aluminum
- Fits Fan Diameter:
- 54 in
- Damper Application:
- Backdraft
- ACMA Leakage Class:
- Not Applicable
- Connection Type:
- Not Applicable
- Frame Less Flange:
- 54
- Rough Opening Diameter:
- 54 1/2 in
- Rough Opening Shape:
- Square
- Rough Opening Width:
- 54.5 in
- Overall Height:
- 57 in
- Package Quantity:
- 1