Dayton 3G-OTH-74804 — Technical Specifications

Name: Dayton 3G-OTH-74804 49.75"H-W 4.5"L Aluminum Backdraft Dampr: For 48 in Fan, For 50 in Nominal Duct Dia, Double Panel (MPN 6WRK8). Key specifications — Airflow Direction: Vertical; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2000 fpm; Mounting Position: Vertical.
Brand: Dayton

The Dayton 6WRK8 is a universal-mount backdraft damper with flat blades, designed for vertical airflow and vertical mounting. It measures 49.75 inches high by 4.5 inches long, fits a 48-inch fan and a 50-inch nominal duct diameter, and has a maximum air velocity of 2000 fpm. This double-panel aluminum damper prevents reverse airflow in industrial ventilation systems.

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Technical Specifications

Parameter	Value
Type	For 50 in Nominal Duct Dia, Double Panel
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Vertical
Mounting Position	Vertical
Maximum Air Velocity	2000 fpm
Manufacturer Part Number	6WRK8