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Dayton 21"H-W 6"L Aluminum Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton 21"H-W 6"L Aluminum Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H

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
21"H-W 6"L Aluminum Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H
Category
Wall-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, 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.

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 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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Cross-referenced by specification & description
23"H-W 6"L Aluminum Wall Backdraft Dampr: For 20 in Fan, Single Panel, 23 in H, 23 in W, 2 1/4 in D
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19"H-W 6"L Aluminum Wall Backdraft Dampr: For 16 in Fan, Single Panel, 19 in H, 19 in W, 2 1/4 in D
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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
27"H-W 6"L Aluminum Wall Backdraft Dampr: For 24 in Fan, Single Panel, 27 in H, 27 in W, 2 1/4 in D
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27"H-W 6"L Aluminum Wall Backdraft Dampr: For 24 in Fan, Single Panel, 27 in H, 27 in W, 2 1/4 in D
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 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 flat aluminum blades and is designed for horizontal airflow with vertical mounting. It prevents reverse airflow in ventilation systems, allowing air to flow in one direction only. Suitable for use with fans in exhaust or intake applications, it supports a maximum air velocity of 2500 fpm
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This wall-mount backdraft damper features flat aluminum blades and is designed for horizontal airflow with vertical mounting. It prevents reverse airflow in ventilation systems, allowing air to flow in one direction only. Suitable for use with fans in exhaust or intake applications, it supports a maximum air velocity of 2500 fpm
Wall-mount backdraft damper with single-panel flat-blade construction. Designed for horizontal airflow and vertical mounting. Measures 42 inches high, 42 inches wide, and 2.5 inches deep. Maximum air velocity 2500 fpm. Suitable for preventing reverse airflow in ventilation systems
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Wall-mount backdraft damper with single-panel flat-blade construction. Designed for horizontal airflow and vertical mounting. Measures 42 inches high, 42 inches wide, and 2.5 inches deep. Maximum air velocity 2500 fpm. Suitable for preventing reverse airflow in ventilation systems
This wall-mount backdraft damper is designed for use with a 48-inch fan to prevent reverse airflow when the fan is off. It features a double-panel extruded aluminum construction with flat blades, measures 51 inches high by 51 inches wide by 3 inches deep, and supports horizontal airflow in a vertical mounting position. Maximum air velocity is 3250 fpm
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This wall-mount backdraft damper is designed for use with a 48-inch fan to prevent reverse airflow when the fan is off. It features a double-panel extruded aluminum construction with flat blades, measures 51 inches high by 51 inches wide by 3 inches deep, and supports horizontal airflow in a vertical mounting position. Maximum air velocity is 3250 fpm
This wall-mount backdraft damper features double-panel aluminum construction with flat blades. Designed for vertical mounting and horizontal airflow, it allows one-way air passage and prevents reverse flow in exhaust systems. Suitable for applications requiring a maximum air velocity of 2500 fpm
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This wall-mount backdraft damper features double-panel aluminum construction with flat blades. Designed for vertical mounting and horizontal airflow, it allows one-way air passage and prevents reverse flow in exhaust systems. Suitable for applications requiring a maximum air velocity of 2500 fpm
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Single-panel, flat-blade backdraft damper for vertical mounting in wall openings. Designed for horizontal airflow with a maximum 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 vertical mounting with horizontal airflow, suitable for ventilation systems requiring one-way exhaust. It features a single-panel flat blade construction in aluminum, with a maximum air velocity of 2250 fpm. The 19-3/4 inch height and width accommodate a 16-inch fan opening
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This wall-mount backdraft damper is designed for vertical mounting in exhaust systems, allowing horizontal airflow. It features a single-panel, flat-blade construction with a 27-inch height and width and a 3-inch depth. Rated for a maximum air velocity of 2500 fpm, it prevents reverse airflow when the fan is off