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DAYTON 4HX77 Damper Backdraft
Item: AD8CMLModel: 4HX77
7 In Stock
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10.00% off
€107.84 /unit
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Product Specifications:
| Item | Backdraft Damper |
| Action | Single Acting |
| Air Flow Direction | Horizontal |
| Airflow Direction | Horizontal, Vertical |
| Application | Backdraft |
| Blade Material | Aluminum |
| Blade Material Thickness | 26 ga. |
| Blade Orientation | Parallel Blades |
| Blade Seal Material | Felt |
| Blade Type | Flat Blade |
| Bushing Material | Stainless Steel |
| Closure Type | Gravity |
| Closure Velocity Rating | 2250 FPM |
| Counterbalanced | Yes |
| Damper Finish | Mill Finish |
| Damper Size | 15" x 15" |
| Damper Size (in.) | 15 x 15 |
| Damper Type | Static |
| Fits Fan Dia. | 12" |
| Flange Type | Front Flange |
| Flange Width | 1 1/2" |
| For Duct Shape | Square |
| For Fuel Type | Not Applicable |
| For Nominal Duct Diameter | Not Applicable |
| Frame Depth | 1 5/8" |
| Frame Less Flange | 15 |
| Frame Material | Aluminum |
| Frame Material Thickness | 0.1" |
| Free Area | 1.2 sq. ft. |
| Includes | Felted Edges For Quiet Operation |
| Max. Air Velocity | 2250 FPM |
| Max. Velocity | 2000 FPM |
| Maximum Ambient Temperature | 180°F |
| Maximum Pressure | 1 in. wc |
| Minimum Ambient Temperature | -40°F |
| Mounting Location | Wall |
| Mounting Position | Vertical |
| Number Of Panels | 1 |
| Opening Type | Spring |
| Overall Height | 17 3/4" |
| Overall Length | 4 1/2" |
| Overall Size | 17-3/4 x 17-3/4 In. |
| Overall Width | 17 3/4" |
| Rough Opening Dia. | 15 1/2" |
| Rough Opening Length | 14 1/2" |
| Rough Opening Shape | Square |
| Rough Opening Width | 15 1/2" |
| Seal Material | Not Applicable |
| Series | CWV Series |
| Single Acting/double Acting | Single Acting |
| Switch Action | NC |
| Tie-rod Material | Galvanized Steel Frame And Tie Rods |
| Type | Supply, Wall Mount |
| Use W/dayton Ventilators | 4HZ58, 4HZ59 |
Shipping Info:
| Ship weight (kg) | 1.78 |
| Ship height (cm) | 45.09 |
| Ship length (cm) | 11.43 |
| Ship width (cm) | 45.09 |
| HS code | 7610900080 |
| Country of Origin | US |
Product Variants
| Model | Frame Material | Free Area | Rough Opening Width | Overall Width | Rough Opening Length | Overall Height | Switch Action | Damper Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 4HX72 | Galvanized Steel | 0.3 sq. ft. | 8" | 10 3/4" | 8" | 10 3/4" | Normally Closed | 8" x 8" | €64.16 | |
| 4HX73 | Aluminum | 0.4 sq. ft. | 10" | 12 3/4" | 10" | 12 3/4" | NC | 10" x 10" | €87.43 | |
| 4HX74 | Aluminum | 0.7 sq. ft. | 12 1/2" | 14 3/4" | 11 1/2" | 14 3/4" | NC | 12" x 12" | €95.64 | |
| 4HX75 | Aluminum | 0.9 sq. ft. | 13 1/2" | 15 3/4" | 12 1/2" | 15 3/4" | NC | 13" x 13" | €108.28 | |
| 4HX76 | Aluminum | 0.9 sq. ft. | 14 1/2" | 16 3/4" | 13 1/2" | 16 3/4" | NC | 14" x 14" | €113.89 | |
| 5NKN4 | Aluminum | 1.7 sq. ft. | 17 1/2" | 19 3/4" | 17 1/2" | 19 3/4" | NC | 17" x 17" | €145.10 | |
| 5NKN5 | Aluminum | 2.5 sq. ft. | 20 1/2" | 22 3/4" | - | 22 3/4" | NC | 20" x 20" | €153.00 |
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DAYTON 4HX77 Damper Backdraft
€119.82 /unit