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Dayton 17.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 18 in Fan, For 18 in Nominal Duct Dia - Universal-Mount Backdraft Dampers
DaytonUniversal-Mount Backdraft Dampers

Dayton 17.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 18 in Fan, For 18 in Nominal Duct Dia

The Dayton 2FTU9 is a universal-mount backdraft damper designed for use with an 18-inch fan and 18-inch nominal duct diameter. It features a flat blade type, supports vertical airflow direction, and is intended for…

SKU 3G-OTH-74504

Brand
Dayton
Item
17.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 18 in Fan, For 18 in Nominal Duct Dia
Category
Universal-Mount Backdraft Dampers
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Technical Specifications

Dayton
Manufacturer Part Number
2FTU9
Type
For 18 in Nominal Duct Dia, Single Panel
Blade Type
Flat Blade
Airflow Direction
Vertical
Mounting Position
Vertical
Maximum Air Velocity
2000 fpm
View Full Spec Sheet

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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 2FTU9 is a universal-mount backdraft damper designed for use with an 18-inch fan and 18-inch nominal duct diameter. It features a flat blade type, supports vertical airflow direction, and is intended for vertical mounting positions. The damper has a maximum air velocity of 2000 fpm.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Dayton 2FTU9 backdraft damper used for?

The Dayton 2FTU9 universal-mount backdraft damper prevents reverse airflow in vertical exhaust or intake ducts. It is designed for 18-inch fans and 18-inch nominal duct diameters, making it suitable for commercial ventilation systems where one-way airflow is critical.

What are the specifications of the Dayton 2FTU9 backdraft damper?

The Dayton 2FTU9 has a flat blade type, supports vertical airflow direction, and is mounted vertically. It handles a maximum air velocity of 2000 fpm and fits 18-inch nominal duct diameters. The single-panel aluminum construction provides corrosion resistance for industrial environments.

Where to buy the Dayton 2FTU9 backdraft damper worldwide?

3G Electric supplies the Dayton 2FTU9 backdraft damper to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact our team to source this part for your ventilation project.

How to install the Dayton 2FTU9 backdraft damper?

Install the Dayton 2FTU9 in a vertical duct section with airflow moving upward. Ensure the damper is securely mounted and the blades swing freely. Follow standard ductwork practices: seal joints and verify the damper orientation matches the airflow direction marked on the housing.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton universal-mount backdraft dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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