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Dayton Wall-Mount Backdraft Damper, Single Panel, 21 in W, 21 in H, 2 1/4 in D - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton Wall-Mount Backdraft Damper, Single Panel, 21 in W, 21 in H, 2 1/4 in D

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-76155

Brand
Dayton
Item
Wall-Mount Backdraft Damper, Single Panel, 21 in W, 21 in H, 2 1/4 in D
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 1/4 in
H
21 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 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 1/4 inches in depth, with a maximum air velocity of 2000 fpm.

Frequently Asked Questions

What is the Dayton wall-mount backdraft damper used for?

The Dayton is a wall-mount backdraft damper designed to prevent reverse airflow when an 18-inch fan is not operating. It is commonly installed in commercial or industrial ventilation systems to maintain one-way horizontal airflow and protect against drafts, debris, and pests.

What are the specifications of the Dayton backdraft damper?

The Dayton is a single-panel, flat-blade damper measuring 21 inches high, 21 inches wide, and 2 1/4 inches deep. It mounts vertically, handles horizontal airflow, and supports a maximum air velocity of 2000 fpm. The manufacturer part number is .

Where to buy the Dayton backdraft damper worldwide?

3G Electric supplies the Dayton backdraft damper to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location.

How to install the Dayton wall-mount backdraft damper?

Mount the Dayton vertically on a wall opening, ensuring the airflow direction arrow matches the fan's discharge. Secure the frame with appropriate fasteners and seal edges to prevent air leaks. The flat blades should swing freely; test operation before finalizing the installation.

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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This wall-mount backdraft damper features a single panel with flat blades, designed for vertical mounting and horizontal airflow. It measures 19 inches high by 19 inches wide by 2 1/4 inches deep, with a maximum air velocity of 2000 fpm. Commonly used in exhaust ventilation systems to prevent reverse airflow when the fan is off
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Wall-mount backdraft damper with single-panel flat blade construction. Designed for horizontal airflow and vertical mounting, it prevents reverse airflow in exhaust or intake systems. Measures 15 inches high, 15 inches wide, and 2 1/4 inches deep. Maximum air velocity 2000 fpm
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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
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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 features a single-panel flat blade design for horizontal airflow. It mounts vertically and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust or intake systems to prevent reverse airflow when the fan is not operating
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This wall-mount backdraft damper features a single-panel flat blade design for horizontal airflow. It mounts vertically and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust or intake systems to prevent reverse airflow when the fan is not operating

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This wall-mount backdraft damper is constructed with double-panel aluminum and measures 57 1/4 inches in both height and width. It is designed for vertical mounting with horizontal airflow direction, supporting a maximum air velocity of 2500 fpm. Used in ventilation systems to prevent reverse airflow when the fan is off
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This wall-mount backdraft damper is constructed with double-panel aluminum and measures 57 1/4 inches in both height and width. It is designed for vertical mounting with horizontal airflow direction, supporting a maximum air velocity of 2500 fpm. Used in ventilation systems to prevent reverse airflow when the fan is off
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This wall-mount backdraft damper is designed for horizontal airflow and vertical mounting. It features a fiberglass rear flange and flat blade type. Suitable for use in ventilation systems to prevent reverse airflow when the fan is off
This wall-mount backdraft damper features a double-panel, flat blade design for horizontal airflow. It is vertically mounted and has a maximum air velocity of 2500 fpm. Typical applications include preventing reverse airflow in ventilation systems such as industrial exhaust, commercial kitchens, and warehouse ventilation
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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 with horizontal airflow direction. Suitable for use with a 12-inch fan, it has a maximum air velocity of 2500 fpm
This wall-mount backdraft damper features a single-panel flat blade design with aluminum blades. It is intended for vertical mounting and horizontal airflow, with a maximum air velocity of 2500 fpm. Used in ventilation 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 with aluminum blades. It is intended for vertical mounting and horizontal airflow, with a maximum air velocity of 2500 fpm. Used in ventilation systems to prevent reverse airflow when the fan is off
This wall-mount backdraft damper is designed for horizontal airflow in vertical mounting positions. It features a single-panel, flat blade construction and measures 21 inches in height, 21 inches in width, and 2.5 inches in depth. The damper supports a maximum air velocity of 2500 fpm and is used to prevent reverse airflow in exhaust or intake systems
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