Dayton 3G-OTH-77214 — Technical Specifications

Name: Dayton 3G-OTH-77214 33"H-W 5 1/4"L SS Backdraft Dampr: For 30 in Fan, Double Panel, 33 in H, 33 in W, 2 in D, Horizontal (MPN 4FZJ9). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2500 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 33"H-W 5 1/4"L SS Backdraft Damper (SKU 4FZJ9) is a wall-mount backdraft damper with flat blades, designed for horizontal airflow and vertical mounting. It has a maximum air velocity of 2500 fpm and is intended for use with a 30-inch fan.

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Technical Specifications

Parameter	Value
D	2 in
H	33 in
Type	Double Panel, 33 in W, Horizontal
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	2500 fpm
Manufacturer Part Number	4FZJ9