Dayton 3G-OTH-77084 — Technical Specifications

Name: Dayton 3G-OTH-77084 Manual Damper: For 18 in Fan, 21 in H, 21 in W, 3 3/8 in D, Fiberglass, Rear Flange, Horizontal (MPN GGS_47522). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: Not Rated; Mounting Position: Vertical.
Brand: Dayton

The Dayton Manual Damper (SKU 42CW65) is a wall-mount backdraft damper designed for use with an 18-inch fan. It features a flat blade type, horizontal airflow direction, and vertical mounting position, with dimensions of 21 inches in height, 21 inches in width, and 3 3/8 inches in depth. Constructed with a fiberglass rear flange, this damper has a maximum air velocity rating of Not Rated.

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Technical Specifications

Parameter	Value
D	3 3/8 in
H	21 in
Type	21 in W, Fiberglass, Rear Flange, Horizontal
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	Not Rated
Manufacturer Part Number	GGS_47522