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Dayton Wall-Mount Backdraft Damper, Double Panel, 45 in H x 45 in W x 3 in D - Wall-Mount Backdraft Dampers
DaytonWall-Mount Backdraft Dampers

Dayton Wall-Mount Backdraft Damper, Double Panel, 45 in H x 45 in W x 3 in D

The Dayton 45"H-W 5.75"L Alu Wall Exhaust Shutter (SKU 3G-OTH-76804) is a wall-mount backdraft damper designed for use with a 42-inch fan. It features flat blades, horizontal airflow direction, and vertical mounting…

SKU 3G-OTH-76804

Brand
Dayton
Item
Wall-Mount Backdraft Damper, Double Panel, 45 in H x 45 in W x 3 in D
Category
Wall-Mount Backdraft Dampers
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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
Double Panel, 45 in W, Wall
D
3 in
H
45 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 45"H-W 5.75"L Alu Wall Exhaust Shutter (SKU 3G-OTH-76804) is a wall-mount backdraft damper designed for use with a 42-inch fan. It features flat blades, horizontal airflow direction, and vertical mounting position, with a maximum air velocity of 2500 fpm. This double-panel aluminum shutter measures 45 inches in height, 45 inches in width, and 3 inches in depth.

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 45"H-W 5.75"L Alu Wall Exhaust Shutter used for?

This Dayton wall-mount backdraft damper is used to prevent reverse airflow when a 42-inch exhaust fan is off. It is installed in vertical wall openings to allow horizontal exhaust airflow while blocking outside air, debris, and pests from entering the building.

What are the specifications of the Dayton exhaust shutter?

The Dayton is a double-panel aluminum shutter measuring 45 inches high, 45 inches wide, and 3 inches deep. It has flat blades, horizontal airflow direction, vertical mounting position, and a maximum air velocity of 2500 fpm. It is designed for use with a 42-inch fan.

Where to buy the Dayton exhaust shutter worldwide?

3G Electric supplies the Dayton exhaust shutter worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the Dayton wall-mount backdraft damper?

Mount the Dayton shutter vertically in a wall opening sized to match its 45-inch by 45-inch frame. Secure it with appropriate fasteners and seal the perimeter to prevent air leaks. Ensure the fan is properly aligned with the shutter for horizontal airflow. Follow local building codes.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Single-panel backdraft damper for wall-mount vertical installation. Allows horizontal airflow in one direction and prevents reverse flow when the fan is off. Measures 39 inches high by 39 inches wide with a 3-inch depth. Maximum air velocity 2500 fpm
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Single-panel backdraft damper for wall-mount vertical installation. Allows horizontal airflow in one direction and prevents reverse flow when the fan is off. Measures 39 inches high by 39 inches wide with a 3-inch depth. Maximum air velocity 2500 fpm
This wall-mount backdraft damper features double-panel aluminum construction with flat blades. Designed for vertical mounting, it supports horizontal airflow at a maximum velocity of 2500 fpm. Suitable for use with a 48-inch fan in ventilation systems to prevent reverse airflow
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This wall-mount backdraft damper features double-panel aluminum construction with flat blades. Designed for vertical mounting, it supports horizontal airflow at a maximum velocity of 2500 fpm. Suitable for use with a 48-inch fan in ventilation systems to prevent reverse airflow
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
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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
45"H-W 5.75"L Alu Wall Vent Shutter: For 42 in Fan, Double Panel, 45 in H, 45 in W, 2 1/2 in D, Wall
Dayton
45"H-W 5.75"L Alu Wall Vent Shutter: For 42 in Fan, Double Panel, 45 in H, 45 in W, 2 1/2 in D, Wall
Double panel wall-mount backdraft damper with flat aluminum blades. Measures 42 inches high by 42 inches wide with a 2 1/4 inch depth. Designed for vertical mounting and horizontal airflow direction. Maximum air velocity rating of 2500 fpm. Used in ventilation systems to prevent reverse airflow when the fan is off
Dayton
Double panel wall-mount backdraft damper with flat aluminum blades. Measures 42 inches high by 42 inches wide with a 2 1/4 inch depth. Designed for vertical mounting and horizontal airflow direction. Maximum air velocity rating of 2500 fpm. Used in ventilation systems to prevent reverse airflow when the fan is off
This wall-mount backdraft damper features flat aluminum blades and is designed for horizontal airflow in a vertical mounting position. With a height of 54 inches, width of 54 inches, and depth of 2 1/4 inches, it supports a maximum air velocity of 2500 fpm. Suitable for use in exhaust systems to prevent reverse airflow when the fan is off
Dayton
This wall-mount backdraft damper features flat aluminum blades and is designed for horizontal airflow in a vertical mounting position. With a height of 54 inches, width of 54 inches, and depth of 2 1/4 inches, it supports 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 single-panel flat-blade backdraft damper is designed for vertical wall mounting in exhaust systems. It allows horizontal airflow up to 2500 fpm while preventing reverse flow. Suitable for use with a 16-inch fan in industrial ventilation applications
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This single-panel flat-blade backdraft damper is designed for vertical wall mounting in exhaust systems. It allows horizontal airflow up to 2500 fpm while preventing reverse flow. Suitable for use with a 16-inch fan in industrial ventilation applications
This wall-mount backdraft damper prevents reverse airflow when the fan is off. It features a single-panel flat blade design with extruded aluminum construction. The damper measures 15 inches in height and width with a 3-inch depth, supports horizontal airflow, and mounts vertically. Maximum air velocity is 3250 fpm
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This wall-mount backdraft damper prevents reverse airflow when the fan is off. It features a single-panel flat blade design with extruded aluminum construction. The damper measures 15 inches in height and width with a 3-inch depth, supports horizontal airflow, and mounts vertically. Maximum air velocity is 3250 fpm
This wall-mount backdraft damper features double-panel construction with flat aluminum blades. Designed for vertical mounting, it allows horizontal airflow in one direction and prevents reverse flow when the system is off. Suitable for exhaust systems requiring a maximum air velocity of 2500 fpm
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This wall-mount backdraft damper features double-panel construction with flat aluminum blades. Designed for vertical mounting, it allows horizontal airflow in one direction and prevents reverse flow when the system is off. Suitable for exhaust systems requiring a maximum air velocity of 2500 fpm
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
Dayton
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
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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
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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