Dayton 3G-OTH-76368 — Technical Specifications

Name: Dayton 3G-OTH-76368 25"H-W 5.75"L Alu Wall Backdraft Dampr: For 20 in Fan, Single Panel, 25 in H, 25 in W, 2 1/2 in D (MPN 53DR11). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2500 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 53DR11 is a wall-mount backdraft damper designed for use with a 20-inch fan. It features a single-panel, flat blade construction with a horizontal airflow direction and vertical mounting position. The damper measures 25 inches in height, 25 inches in width, and 2.5 inches in depth, with a maximum air velocity of 2500 fpm.

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Technical Specifications

Parameter	Value
D	2 1/2 in
H	25 in
Type	Single Panel, 25 in W
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	2500 fpm
Manufacturer Part Number	53DR11