Dayton 3G-OTH-74999 — Technical Specifications

Name: Dayton 3G-OTH-74999 32"H-W Aluminum Spring Backdraft Damper: For 30 in Fan, Single Panel, 32 in H, 32 in W, 1 5/8 in D (MPN 3HHR3). Key specifications — Airflow Direction: Horizontal; Brand: DAYTON; Maximum Air Velocity: 2000 fpm; Mounting Position: Horizontal.
Brand: Dayton

The Dayton 32"H-W Aluminum Spring Backdraft Damper (SKU 3HHR3) is a ceiling/roof-mount backdraft damper designed for horizontal airflow and horizontal mounting. It features a single-panel construction with dimensions of 32 inches high, 32 inches wide, and 1 5/8 inches deep, and is rated for a maximum air velocity of 2000 fpm.

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Technical Specifications

Parameter	Value
D	1 5/8 in
H	32 in
Type	Single Panel, 32 in W
Brand	DAYTON
Airflow Direction	Horizontal
Mounting Position	Horizontal
Maximum Air Velocity	2000 fpm
Manufacturer Part Number	3HHR3