Item | Universal Backdraft Damper |
Type | No Flange, Horizontal Mount |
Damper Size (In.) | 41-3/4 X 41-3/4 |
Overall Size (In.) | 41-3/4 X 41-3/4 |
Max. Velocity (FPM) | 2,000 fpm |
Construction Material | G-90 Galvanized Steel Frame and Aluminum Blades |
Includes | Pre-Punched Conduit Hole Knock-Out, Felted Edges for Quiet Operation |
Overall Length | 4 1/2 in |
Overall Width | 41 3/4 in |
Overall Height | 41 3/4 in |
Blade | Aluminum Blade w/ Felt Seal |
Rough Opening Dims | 42 in x 42 in |
Mounting Position | Horizontal, Vertical |
Overall Diameter | Not Applicable |
Seal Material | Not Applicable |
Damper Finish | Mill Finish |
Closure Type | Spring |
Bushing Material | Nylon |
Frame Material | Galvanized Steel |
Blade Material | Aluminum |
For Nominal Duct Diameter | 42 in |
Free Area | 10.9 sq ft |
Maximum Air Velocity | 2000 fpm |
ACMA Leakage Class | Not Applicable |
Rough Opening Length | 42 in |
Opening Type | Motorized |
Closure Velocity Rating | 2,000 fpm |
Number of Panels | 1 |
Blade Type | Flat Blade |
Series | 611 |
Frame Less Flange | 41 3/4 |
Damper Application | Backdraft |
Fusible Link Temperature | Not Applicable |
Single Acting/Double Acting | Single Acting |
Rough Opening Shape | Square |
Blade Seal Material | Felt |
Counterbalanced | Yes |
Rough Opening Width | 42 in |
Fits Fan Diameter | 42 in |
Rough Opening Diameter | 42 in |
Minimum Ambient Temperature | -40 Degrees F |
Blade Material Thickness | 26 ga |
Frame Depth | 2 in |
Flange Width | Not Applicable |
Switch Action | Normally Closed |
Airflow Direction | Horizontal, Vertical |
Flange Type | None |
Maximum Ambient Temperature | 180 Degrees F |
Damper Type | Dynamic |
For Duct Shape | Square |
Frame Material Thickness | 20 ga |
Maximum Pressure | 1 in wc |
Pressure Drop @ 1000 fpm (AMCA 5.2) | Not Applicable |
For Fuel Type | Not Applicable |
Blade Orientation | Parallel Blades |
Country of Origin (subject to change) | United States |
Package Quantity | 1 |
Backdraft Damper, Horizontal, 42 Sq, DAYTON, Mfr# 6WRK7
$198,99
-100% / ea
with subscription
Free shipping will be applied on orders over $50
41.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 42 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 41 3/4 in, Rough Opening Diameter 42 in, Rough Opening Shape Square, Fits Fan Diameter 42 in, For Duct Shape Square, Free Area 10.9 sq ft, Overall Width 41 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 42 in
9999 in stock
Must order in multiples of 1
Subtotal:
$198.99
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