
Dayton 3G-OTH-76670 — Technical Specifications
The Dayton 4FZH9 is a wall-mount backdraft damper with extruded aluminum flat blades, designed for horizontal airflow in a vertical mounting position. It measures 39 inches high by 39 inches wide by 3 inches deep, with a 6.5-inch blade length, and is intended for use with a 36-inch fan. The damper supports a maximum air velocity of 3250 fpm.
Technical Specifications
| Parameter | Value |
|---|---|
| D | 3 in |
| H | 39 in |
| Type | Single Panel, 39 in W, Wall |
| Brand | DAYTON |
| Blade Type | Flat Blade |
| Airflow Direction | Horizontal |
| Mounting Position | Vertical |
| Maximum Air Velocity | 3250 fpm |
| Manufacturer Part Number | 4FZH9 |
