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Dayton 38 in H x 38 in W Single Panel Ceiling/Roof-Mount Backdraft Damper - Ceiling/Roof-Mount Backdraft Dampers
DaytonCeiling/Roof-Mount Backdraft Dampers

Dayton 38 in H x 38 in W Single Panel Ceiling/Roof-Mount Backdraft Damper

The Dayton 38"H-W Alu Universal Backdraft Damper (SKU 3G-OTH-75129) is a ceiling/roof-mount backdraft damper designed for horizontal airflow and horizontal mounting. It accommodates a 36-inch fan and features a…

SKU 3G-OTH-75129

Brand
Dayton
Item
38 in H x 38 in W Single Panel Ceiling/Roof-Mount Backdraft Damper
Category
Ceiling/Roof-Mount Backdraft Dampers
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dayton
Type
Single Panel, 38 in W
Airflow Direction
Horizontal
Mounting Position
Horizontal
Maximum Air Velocity
2250 fpm

Technical Documents

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

Product Description

The Dayton 38"H-W Alu Universal Backdraft Damper (SKU 3G-OTH-75129) is a ceiling/roof-mount backdraft damper designed for horizontal airflow and horizontal mounting. It accommodates a 36-inch fan and features a single-panel construction with dimensions of 38 inches in height, 38 inches in width, and 1 5/8 inches in depth. The damper supports a maximum air velocity of 2250 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 38"H-W Alu Universal Backdraft Damper used for?

The Dayton 38"H-W Alu Universal Backdraft Damper is used to prevent reverse airflow in ceiling or roof-mount ventilation systems. It is designed for horizontal mounting with a 36-inch fan, allowing air to exit while blocking backdrafts, making it suitable for industrial exhaust applications.

What are the specifications of the Dayton backdraft damper?

The Dayton backdraft damper has a single-panel aluminum construction with dimensions of 38 inches in height, 38 inches in width, and 1 5/8 inches in depth. It supports horizontal airflow and mounting, with a maximum air velocity of 2250 fpm. It is designed for use with a 36-inch fan.

Where to buy the Dayton backdraft damper worldwide?

You can source the Dayton backdraft damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this Dayton brand damper.

How to install the Dayton 38"H-W Alu Universal Backdraft Damper?

Install the Dayton backdraft damper in a horizontal position, aligning it with the 36-inch fan opening. Ensure the airflow direction matches the damper's arrow. Secure the frame to the ceiling or roof structure using appropriate fasteners. Verify the damper blades move freely before 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
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Dayton Products

3G Electric supplies Dayton ceiling/roof-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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This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems. It allows horizontal airflow in one direction while preventing reverse airflow. With a height of 32 inches, width of 32 inches, and depth of 1 5/8 inches, it supports a maximum air velocity of 2250 fpm
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This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems. It allows horizontal airflow in one direction while preventing reverse airflow. With a height of 32 inches, width of 32 inches, and depth of 1 5/8 inches, it supports a maximum air velocity of 2250 fpm
This backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems to prevent reverse airflow. It features a single-panel construction with dimensions of 32 inches high, 32 inches wide, and 1 5/8 inches deep, and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust fans or ductwork where one-directional airflow is required
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This backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems to prevent reverse airflow. It features a single-panel construction with dimensions of 32 inches high, 32 inches wide, and 1 5/8 inches deep, and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust fans or ductwork where one-directional airflow is required
Single-panel aluminum backdraft damper for horizontal mounting on ceilings or roofs. Designed to prevent reverse airflow when the fan is off, suitable for ventilation systems with horizontal airflow direction. Dimensions: 36 in height, 32 in width, 1 3/8 in depth. Maximum air velocity: 1500 fpm
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Single-panel aluminum backdraft damper for horizontal mounting on ceilings or roofs. Designed to prevent reverse airflow when the fan is off, suitable for ventilation systems with horizontal airflow direction. Dimensions: 36 in height, 32 in width, 1 3/8 in depth. Maximum air velocity: 1500 fpm

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