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Dayton 25 in H x 25 in W Single Panel Flat Blade Backdraft Damper - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton 25 in H x 25 in W Single Panel Flat Blade Backdraft Damper

The Dayton is a wall-mount backdraft damper with a single-panel, flat blade design. It measures 25 inches in height and width with a 2 1/4-inch depth, and is intended for use with a 20-inch fan. The unit is designed…

SKU 3G-OTH-76335

Brand
Dayton
Item
25 in H x 25 in W Single Panel Flat Blade Backdraft Damper
Category
Wall-Mount Backdraft Dampers
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
Single Panel, 25 in W
D
2 1/4 in
H
25 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Vertical
Maximum Air Velocity
2000 fpm

Technical Documents

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

Product Description

The Dayton is a wall-mount backdraft damper with a single-panel, flat blade design. It measures 25 inches in height and width with a 2 1/4-inch depth, and is intended for use with a 20-inch fan. The unit is designed for vertical mounting with horizontal airflow, and has a maximum air velocity of 2000 fpm.

Frequently Asked Questions

What is the Dayton backdraft damper used for?

The Dayton is a wall-mount backdraft damper designed to prevent reverse airflow in ventilation systems. It is commonly used with a 20-inch fan in commercial or industrial exhaust applications where horizontal airflow and vertical mounting are required.

What are the specifications of the Dayton ?

The Dayton is a single-panel, flat blade backdraft damper measuring 25 inches high by 25 inches wide with a 2 1/4-inch depth. It has a maximum air velocity of 2000 fpm, mounts vertically, and directs airflow horizontally. The manufacturer part number is .

Where to buy the Dayton worldwide?

The Dayton is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the damper reaches your facility reliably.

How to install the Dayton backdraft damper?

Install the Dayton in a vertical wall opening with the airflow arrow pointing in the intended exhaust direction. Secure the damper frame to the wall structure using appropriate fasteners, ensuring the blades open freely with horizontal airflow. Follow standard HVAC installation practices for best results.

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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Cross-referenced by specification & description
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25"H-W 5.75"L Aluminum Wall Fan Shutter: For 20 in Fan, Single Panel, 25 in H, 25 in W, 3 in D, Wall
23"H-W 6.5"L Fiberglass Backdraft Damper: For 20 in Fan, Single Panel, 23 in H, 23 in W, 3 in D
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23"H-W 6.5"L Fiberglass Backdraft Damper: For 20 in Fan, Single Panel, 23 in H, 23 in W, 3 in D
42"H-W 5.75"L Aluminum Wall Fan Shutter: For 36 in Fan, Single Panel, 42 in H, 42 in W, 3 in D, Wall
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42"H-W 5.75"L Aluminum Wall Fan Shutter: For 36 in Fan, Single Panel, 42 in H, 42 in W, 3 in D, Wall
42"H-W 5.75"L Aluminum Wall Shutter: For 36 in Fan, Single Panel, 42 in H, 42 in W, 2 1/2 in D, Wall
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42"H-W 5.75"L Aluminum Wall Shutter: For 36 in Fan, Single Panel, 42 in H, 42 in W, 2 1/2 in D, Wall

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This wall-mount backdraft damper features a single-panel flat blade design for horizontal airflow and vertical mounting. It measures 25 inches high, 25 inches wide, and 2.5 inches deep, with a maximum air velocity of 2500 fpm. Suitable for use in exhaust systems to prevent reverse airflow when the fan is off
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This wall-mount backdraft damper features a single-panel flat blade design for horizontal airflow and vertical mounting. It measures 25 inches high, 25 inches wide, and 2.5 inches deep, with a maximum air velocity of 2500 fpm. Suitable for use in exhaust systems to prevent reverse airflow when the fan is off
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