Dayton 3G-OTH-77199 — Technical Specifications

Name: Dayton 3G-OTH-77199 57"H-W 5.75"L Aluminum Backdraft Damper: For 54 in Fan, Double Panel, 57 in H, 57 in W, 2 1/4 in D (MPN 45C668). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2500 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 57"H-W 5.75"L Aluminum Backdraft Damper (SKU 45C668) is a wall-mount backdraft damper designed for use with a 54-inch fan. It features flat blades, horizontal airflow direction, and a vertical mounting position, with a maximum air velocity of 2500 fpm. This double-panel damper measures 57 inches in height, 57 inches in width, and 2 1/4 inches in depth.

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Technical Specifications

Parameter	Value
D	2 1/4 in
H	57 in
Type	Double Panel, 57 in W
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	2500 fpm
Manufacturer Part Number	45C668