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Dayton 21 in H x 21 in W Single-Panel Flat Blade Wall-Mount Backdraft Damper - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton 21 in H x 21 in W Single-Panel Flat Blade Wall-Mount Backdraft Damper

The Dayton is a wall-mount backdraft damper designed for use with an 18-inch fan. It features a single-panel, flat blade construction with a horizontal airflow direction and vertical mounting position. The damper…

SKU 3G-OTH-76198

Brand
Dayton
Item
21 in H x 21 in W Single-Panel Flat Blade Wall-Mount Backdraft Damper
Category
Wall-Mount Backdraft Dampers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Type
Single Panel, 21 in W
D
2 1/2 in
H
21 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Vertical
Maximum Air Velocity
2500 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 designed for use with an 18-inch fan. It features a single-panel, flat blade construction with a horizontal airflow direction and vertical mounting position. The damper measures 21 inches in height, 21 inches in width, and 2.5 inches in depth, with a maximum air velocity of 2500 fpm.

Frequently Asked Questions

What is the Dayton backdraft damper used for?

The Dayton is a wall-mount backdraft damper used to prevent reverse airflow in exhaust or intake systems. It is designed for use with an 18-inch fan, allowing air to flow horizontally while blocking backdrafts when the fan is off. Common applications include commercial ventilation, industrial exhaust, and HVAC systems.

What are the specifications of the Dayton damper?

The Dayton is a single-panel, flat blade backdraft damper measuring 21 inches high, 21 inches wide, and 2.5 inches deep. It has a maximum air velocity of 2500 fpm, horizontal airflow direction, and vertical mounting position. The aluminum construction provides corrosion resistance for industrial environments.

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. Contact our team for pricing and lead time on this wall-mount backdraft damper.

How to install the Dayton backdraft damper?

Install the Dayton vertically with the airflow arrow pointing in the direction of exhaust. Secure the damper frame to the wall opening using appropriate fasteners, ensuring the blades open freely. For best performance, mount the damper on a flat surface and verify the fan's airflow matches the damper's horizontal direction.

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
This wall-mount backdraft damper features a single-panel, flat-blade design for horizontal airflow control. It mounts vertically and is suited for use in ventilation systems to prevent reverse airflow when the fan is off. Dimensions: 23 in H x 23 in W x 2 1/2 in D. Maximum air velocity: 2500 fpm
Dayton
This wall-mount backdraft damper features a single-panel, flat-blade design for horizontal airflow control. It mounts vertically and is suited for use in ventilation systems to prevent reverse airflow when the fan is off. Dimensions: 23 in H x 23 in W x 2 1/2 in D. Maximum air velocity: 2500 fpm
This wall-mount backdraft damper features a single panel with flat blades, designed for horizontal airflow in vertical mounting positions. It measures 19 inches high by 19 inches wide by 2 1/2 inches deep and supports a maximum air velocity of 2500 fpm. Suitable for ventilation systems requiring one-way airflow control
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This wall-mount backdraft damper features a single panel with flat blades, designed for horizontal airflow in vertical mounting positions. It measures 19 inches high by 19 inches wide by 2 1/2 inches deep and supports a maximum air velocity of 2500 fpm. Suitable for ventilation systems requiring one-way airflow control
This wall-mount backdraft damper features a single panel with flat blades, designed for horizontal airflow and vertical mounting. It measures 15 inches in height, 15 inches in width, and 2.5 inches in depth, with a maximum air velocity of 2500 fpm. Suitable for use in ventilation systems to prevent reverse airflow when the fan is off
Dayton
This wall-mount backdraft damper features a single panel with flat blades, designed for horizontal airflow and vertical mounting. It measures 15 inches in height, 15 inches in width, and 2.5 inches in depth, with a maximum air velocity of 2500 fpm. Suitable for use in ventilation systems to prevent reverse airflow when the fan is off
Wall-mount backdraft damper with flat aluminum blades, designed for horizontal airflow in vertical mounting position. Measures 21 in high, 21 in wide, 2 1/2 in deep. Supports maximum air velocity of 2500 fpm. Used in ventilation systems to prevent reverse airflow
Dayton
Wall-mount backdraft damper with flat aluminum blades, designed for horizontal airflow in vertical mounting position. Measures 21 in high, 21 in wide, 2 1/2 in deep. Supports maximum air velocity of 2500 fpm. Used in ventilation systems to prevent reverse airflow
This wall-mount backdraft damper is designed for vertical mounting in ventilation systems to prevent reverse airflow when the fan is off. It features a single-panel, flat blade construction and handles horizontal airflow up to 2000 fpm. Suitable for commercial or industrial applications requiring one-way airflow control
Dayton
This wall-mount backdraft damper is designed for vertical mounting in ventilation systems to prevent reverse airflow when the fan is off. It features a single-panel, flat blade construction and handles horizontal airflow up to 2000 fpm. Suitable for commercial or industrial applications requiring one-way airflow control
Single panel wall-mount backdraft damper with flat blades. Designed for horizontal airflow in vertical mounting position. Dimensions: 39 in height, 39 in width, 2 1/2 in depth. Maximum air velocity: 2500 fpm. Used to prevent reverse airflow in ventilation systems
Dayton
Single panel wall-mount backdraft damper with flat blades. Designed for horizontal airflow in vertical mounting position. Dimensions: 39 in height, 39 in width, 2 1/2 in depth. Maximum air velocity: 2500 fpm. Used to prevent reverse airflow in ventilation systems

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This wall-mount backdraft damper prevents reverse airflow when the fan is off, maintaining system efficiency. It features a double-panel flat blade design for horizontal airflow and vertical mounting, supporting a maximum air velocity of 2500 fpm. Suitable for use with a 60-inch fan in ventilation systems
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This wall-mount backdraft damper prevents reverse airflow when the fan is off, maintaining system efficiency. It features a double-panel flat blade design for horizontal airflow and vertical mounting, supporting a maximum air velocity of 2500 fpm. Suitable for use with a 60-inch fan in ventilation systems
This wall-mount backdraft damper features a single-panel aluminum shutter with flat blades. Designed for vertical mounting, it allows horizontal airflow in one direction while preventing reverse flow when the fan is off. Suitable for use with a 20-inch fan, it handles a maximum air velocity of 2500 fpm
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This wall-mount backdraft damper features a single-panel aluminum shutter with flat blades. Designed for vertical mounting, it allows horizontal airflow in one direction while preventing reverse flow when the fan is off. Suitable for use with a 20-inch fan, it handles a maximum air velocity of 2500 fpm
Wall-mount backdraft damper with double-panel construction, flat blades, and horizontal airflow direction. Designed for vertical mounting to prevent reverse airflow in ventilation systems. Maximum air velocity of 2500 fpm. Dimensions: 27 in height, 27 in width, 2 in depth
Dayton
Wall-mount backdraft damper with double-panel construction, flat blades, and horizontal airflow direction. Designed for vertical mounting to prevent reverse airflow in ventilation systems. Maximum air velocity of 2500 fpm. Dimensions: 27 in height, 27 in width, 2 in depth
This wall-mount backdraft damper features a single-panel flat blade design for horizontal airflow and vertical mounting. It measures 13 inches high by 13 inches wide with a depth of 2.5 inches, and is rated for a maximum air velocity of 2500 fpm. Suitable for use in ventilation systems where prevention of reverse airflow is required
Dayton
This wall-mount backdraft damper features a single-panel flat blade design for horizontal airflow and vertical mounting. It measures 13 inches high by 13 inches wide with a depth of 2.5 inches, and is rated for a maximum air velocity of 2500 fpm. Suitable for use in ventilation systems where prevention of reverse airflow is required
Wall-mount backdraft damper with a single-panel extruded aluminum flat blade. Designed for horizontal airflow in vertical mounting positions. Measures 19 inches high by 19 inches wide with a 3-inch depth. Supports maximum air velocity of 3250 fpm
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Wall-mount backdraft damper with a single-panel extruded aluminum flat blade. Designed for horizontal airflow in vertical mounting positions. Measures 19 inches high by 19 inches wide with a 3-inch depth. Supports maximum air velocity of 3250 fpm
This wall-mount backdraft damper features a single panel with flat blades for horizontal airflow in a vertical mounting position. It is used in ventilation systems to prevent reverse airflow, suitable for exhaust or intake applications with a maximum air velocity of 2500 fpm
Dayton
This wall-mount backdraft damper features a single panel with flat blades for horizontal airflow in a vertical mounting position. It is used in ventilation systems to prevent reverse airflow, suitable for exhaust or intake applications with a maximum air velocity of 2500 fpm
Aluminum wall-mount backdraft damper with single panel flat blade design. Measures 27 3/4 in height and width. Designed for horizontal airflow and vertical mounting. Maximum air velocity 2250 fpm. Used in ventilation systems to prevent reverse airflow when fan is off
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Aluminum wall-mount backdraft damper with single panel flat blade design. Measures 27 3/4 in height and width. Designed for horizontal airflow and vertical mounting. Maximum air velocity 2250 fpm. Used in ventilation systems to prevent reverse airflow when fan is off
This wall-mount backdraft damper prevents reverse airflow when the fan is off. It features a single-panel, flat blade design with horizontal airflow and vertical mounting. Suitable for use with an 18-inch fan in ventilation systems requiring horizontal airflow direction. Maximum air velocity is 2500 fpm
Dayton
This wall-mount backdraft damper prevents reverse airflow when the fan is off. It features a single-panel, flat blade design with horizontal airflow and vertical mounting. Suitable for use with an 18-inch fan in ventilation systems requiring horizontal airflow direction. Maximum air velocity is 2500 fpm