Dayton 3G-OTH-76808 — Technical Specifications

Name: Dayton 3G-OTH-76808 45"H-W 5.75"L Aluminum Backdraft Damper: For 42 in Fan, Double Panel, 45 in H, 45 in W, 3 in D, Wall (MPN 3C311). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2500 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 45"H-W 5.75"L Aluminum Backdraft Damper (SKU 3C311) is a wall-mount backdraft damper designed for use with a 42-inch fan. It features flat blades, a double-panel construction, and dimensions of 45 inches high, 45 inches wide, and 3 inches deep. The damper supports horizontal airflow direction, vertical mounting, and a maximum air velocity of 2500 fpm.

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Technical Specifications

Parameter	Value
D	3 in
H	45 in
Type	Double Panel, 45 in W, Wall
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	2500 fpm
Manufacturer Part Number	3C311