Dayton 3G-OTH-74429 — Technical Specifications

Name: Dayton 3G-OTH-74429 11.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 12 in Fan, For 12 in Nominal Duct Dia, Single Panel (MPN 2FTX4). Key specifications — Airflow Direction: Vertical; Blade Type: Flat Blade; Brand: DAYTON; Maximum Air Velocity: 2000 fpm; Mounting Position: Horizontal.
Brand: Dayton

The Dayton 2FTX4 is a universal-mount backdraft damper designed for use with a 12-inch fan and 12-inch nominal duct diameter. It features a flat blade type, supports vertical airflow direction, and is mounted in a horizontal position. The damper has a maximum air velocity of 2000 fpm and is constructed with an aluminum body measuring 11.75 inches in height and width and 4.5 inches in length.

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Technical Specifications

Parameter	Value
Type	For 12 in Nominal Duct Dia, Single Panel
Brand	DAYTON
Blade Type	Flat Blade
Airflow Direction	Vertical
Mounting Position	Horizontal
Maximum Air Velocity	2000 fpm
Manufacturer Part Number	2FTX4