Dayton 3G-OTH-75778 — Technical Specifications

Name: Dayton 3G-OTH-75778 15"H-W 5 1/4"L Aluminum Backdraft Damper: For 12 in Fan, Single Panel, 15 in H, 15 in W, 3 in D (MPN 3HHN5). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2500 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 3HHN5 is a wall-mount backdraft damper with a single-panel, flat blade design. It measures 15 inches high by 15 inches wide by 3 inches deep, with a 5 1/4-inch length, and is designed for use with a 12-inch fan. This aluminum damper supports horizontal airflow in a vertical mounting position, with a maximum air velocity of 2500 fpm.

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Technical Specifications

Parameter	Value
D	3 in
H	15 in
Type	Single Panel, 15 in W
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	2500 fpm
Manufacturer Part Number	3HHN5