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Dayton 51"H-W 5.75"L Aluminum Backdraft Damper: For 48 in Fan, Double Panel, 51 in H - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton 51"H-W 5.75"L Aluminum Backdraft Damper: For 48 in Fan, Double Panel, 51 in H

The Dayton 51"H-W 5.75"L Aluminum Backdraft Damper (SKU 3C312) is a wall-mount backdraft damper designed for a 48-inch fan. It features flat blades, horizontal airflow direction, vertical mounting position, and a…

SKU 3G-OTH-76843

Brand
Dayton
Item
51"H-W 5.75"L Aluminum Backdraft Damper: For 48 in Fan, Double Panel, 51 in H
Category
Wall-Mount Backdraft Dampers
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Technical Specifications

Dayton
Manufacturer Part Number
3C312
Type
Double Panel, 51 in W, Wall
D
3 in
H
51 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Vertical
Maximum Air Velocity
2500 fpm
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 51"H-W 5.75"L Aluminum Backdraft Damper (SKU 3C312) is a wall-mount backdraft damper designed for a 48-inch fan. It features flat blades, horizontal airflow direction, vertical mounting position, and a maximum air velocity of 2500 fpm. The double-panel aluminum construction measures 51 inches in height, 51 inches in width, and 3 inches in depth.

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 3C312 backdraft damper used for?

The Dayton 3C312 backdraft damper is used to prevent reverse airflow in wall-mounted exhaust systems, typically paired with a 48-inch fan. Its flat blades open under positive pressure and close when airflow stops, making it suitable for commercial or industrial ventilation where one-way horizontal airflow is required.

What are the specifications of the Dayton 3C312 backdraft damper?

The Dayton 3C312 is a wall-mount backdraft damper with double-panel aluminum construction. It measures 51 inches high, 51 inches wide, and 3 inches deep. Key specs include flat blades, horizontal airflow direction, vertical mounting position, and a maximum air velocity of 2500 fpm.

Where to buy the Dayton 3C312 backdraft damper worldwide?

You can source the Dayton 3C312 backdraft damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Dayton components for ventilation systems.

How to install the Dayton 3C312 backdraft damper?

Install the Dayton 3C312 damper vertically in a wall opening sized for a 48-inch fan, ensuring the airflow direction arrow points horizontally away from the fan. Secure the frame with appropriate fasteners and seal edges to prevent air leaks. Always follow local building codes and the fan manufacturer's guidelines for safe operation.

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 wall-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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