Dayton 3G-OTH-77072 — Technical Specifications

Name: Dayton 3G-OTH-77072 63"H-W 6 1/4"L Extrd Alu Backdraft Dampr: For 60 in Fan, Double Panel, 63 in H, 63 in W, 3 in D (MPN 45C663). Key specifications — Airflow Direction: Horizontal; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 3000 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 63"H-W 6 1/4"L Extruded Aluminum Backdraft Damper (SKU 45C663) is a wall-mount backdraft damper designed for a 60-inch fan. It features flat blades, horizontal airflow direction, vertical mounting position, and a maximum air velocity of 3000 fpm. The damper measures 63 inches in height, 63 inches in width, and 3 inches in depth, with a double-panel construction.

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Technical Specifications

Parameter	Value
D	3 in
H	63 in
Type	Double Panel, 63 in W
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Horizontal
Mounting Position	Vertical
Maximum Air Velocity	3000 fpm
Manufacturer Part Number	45C663