Dayton 3G-OTH-76900 — Technical Specifications

Name: Dayton 3G-OTH-76900 51"H-W 6.5"L Extrd Alu Backdraft Dampr: For 48 in Fan, Double Panel, 51 in H, 51 in W, 3 in D, Wall (MPN 4FZJ2). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 3250 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 4FZJ2 is a wall-mount backdraft damper designed for use with a 48-inch fan. It features a double-panel, extruded aluminum construction with flat blades, measures 51 inches high by 51 inches wide by 3 inches deep, and supports horizontal airflow in a vertical mounting position. The damper has a maximum air velocity of 3250 fpm.

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Technical Specifications

Parameter	Value
D	3 in
H	51 in
Type	Double Panel, 51 in W, Wall
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	3250 fpm
Manufacturer Part Number	4FZJ2