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DAYTON Damper Backdrafts
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G
H| Style | Model | Flange Width | Damper Size | Mounting Location | Mounting Position | Blade Material | Max. Air Velocity | Flange Type | Number Of Panels | Price (ex. VAT) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 5NKN4 | 1 1/2" | 17" x 17" | - | - | - | - | - | - | €126.79 | |
| A | 5NKN5 | 1 1/2" | 20" x 20" | - | - | - | - | - | - | €153.04 | |
| B | 5NKN6 | 1 1/2" | 25" x 25" | - | - | - | - | - | - | €196.97 | |
| C | 4HX72 | 1 3/8" | 8" x 8" | Wall | Vertical | Aluminum | 2250 FPM | Front Flange | 1 | €56.06 | |
| D | 4HX73 | 1 3/8" | 10" x 10" | - | - | - | - | - | - | €76.41 | |
| E | 4HX74 | 1 3/8" | 12" x 12" | - | - | - | - | - | - | €83.57 | |
| F | 4HX75 | 1 3/8" | 13" x 13" | - | - | - | - | - | - | €94.61 | |
| G | 4HX76 | 1 3/8" | 14" x 14" | - | - | - | - | - | - | €99.52 | |
| H | 4HX77 | 1 3/8" | 15" x 15" | - | - | - | - | - | - | €104.72 |
Damper Backdrafts
Dayton damper backdrafts are suitable for use in ductwork, roof curbs or wall collars when using a fan or power roof ventilator. The blades of these dampers are provided with a felt seal on the leading edge for superior protection from the weather and are spring supported to permit blades to open comfortably. Choose from a range of these damper backdrafts, available in 1.375 and 1.5-inch widths.
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