We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Dayton Universal-Mount Backdraft Damper - Universal-Mount Backdraft Dampers
DaytonUniversal-Mount Backdraft Dampers

Dayton Universal-Mount Backdraft Damper

The DAYTON 38.75"H-W 4.5"L Alu Intake Shutter Damper is a universal-mount backdraft damper designed for use with a 36-inch fan. This single-panel unit features flat blades and is configured for horizontal airflow and…

SKU 3G-OTH-74671

Brand
Dayton
Item
Universal-Mount Backdraft Damper
Category
Universal-Mount Backdraft Dampers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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, 38 3/4 in W
H
38 3/4 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Horizontal
Maximum Air Velocity
2250 fpm

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The DAYTON 38.75"H-W 4.5"L Alu Intake Shutter Damper is a universal-mount backdraft damper designed for use with a 36-inch fan. This single-panel unit features flat blades and is configured for horizontal airflow and horizontal mounting. It supports a maximum air velocity of 2250 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 38.75"H-W 4.5"L Alu Intake Shutter Damper used for?

The DAYTON 38.75"H-W 4.5"L Alu Intake Shutter Damper is a universal-mount backdraft damper designed to prevent reverse airflow when a 36-inch fan is off. It is commonly used in industrial ventilation, exhaust, and intake systems where horizontal airflow and horizontal mounting are required.

What are the specifications of the DAYTON backdraft damper?

The DAYTON is a single-panel aluminum intake shutter damper with flat blades. It measures 38.75 inches high by 38.75 inches wide with a 4.5-inch blade depth. It supports a maximum air velocity of 2250 fpm and is designed for horizontal airflow and horizontal mounting.

Where to buy the DAYTON shutter damper worldwide?

The DAYTON shutter damper is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead time.

How to install the DAYTON universal-mount backdraft damper?

Install the DAYTON backdraft damper by mounting it horizontally in line with the fan discharge, ensuring the blades open freely with airflow. Secure the frame to the duct or wall opening using appropriate fasteners. Verify the damper is level and blades move without obstruction before operation.

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 universal-mount backdraft dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Universal-mount backdraft damper with single-panel flat blades, designed to prevent reverse airflow in ventilation systems. Measures 50 3/4 inches in height and width, supports horizontal airflow in vertical mounting positions, and handles maximum air velocity of 2250 fpm. Suitable for use with a 48-inch fan in industrial exhaust or intake applications
Dayton
Universal-mount backdraft damper with single-panel flat blades, designed to prevent reverse airflow in ventilation systems. Measures 50 3/4 inches in height and width, supports horizontal airflow in vertical mounting positions, and handles maximum air velocity of 2250 fpm. Suitable for use with a 48-inch fan in industrial exhaust or intake applications
39.75"H-W 4.5"L Aluminum Backdraft Dampr: For 40 in Fan, For 40 in Nominal Duct Dia, Single Panel
Dayton
39.75"H-W 4.5"L Aluminum Backdraft Dampr: For 40 in Fan, For 40 in Nominal Duct Dia, Single Panel
11.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 12 in Fan, For 12 in Nominal Duct Dia, Single Panel
Dayton
11.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 12 in Fan, For 12 in Nominal Duct Dia, Single Panel
13.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 12 in Fan, For 14 in Nominal Duct Dia, Single Panel
Dayton
13.75"H-W 4.5"L Alu Univ Backdraft Dampr: For 12 in Fan, For 14 in Nominal Duct Dia, Single Panel
41.75"H-W 4.5"L Aluminum Backdraft Dampr: For 42 in Fan, For 42 in Nominal Duct Dia, Single Panel
Dayton
41.75"H-W 4.5"L Aluminum Backdraft Dampr: For 42 in Fan, For 42 in Nominal Duct Dia, Single Panel
33.75"H-W 4.5"L Aluminum Backdraft Dampr: For 34 in Fan, For 34 in Nominal Duct Dia, Single Panel
Dayton
33.75"H-W 4.5"L Aluminum Backdraft Dampr: For 34 in Fan, For 34 in Nominal Duct Dia, Single Panel

More from Dayton

View all Dayton parts
This universal-mount backdraft damper is designed for horizontal airflow and vertical mounting. It features a single panel with flat blades and measures 26 3/4 inches high by 26 3/4 inches wide. Suitable for use in ventilation systems to prevent reverse airflow, it handles a maximum air velocity of 2250 fpm
Dayton
This universal-mount backdraft damper is designed for horizontal airflow and vertical mounting. It features a single panel with flat blades and measures 26 3/4 inches high by 26 3/4 inches wide. Suitable for use in ventilation systems to prevent reverse airflow, it handles a maximum air velocity of 2250 fpm
This universal-mount backdraft damper prevents reverse airflow in horizontal duct systems. It features flat aluminum blades in a double-panel design, rated for horizontal mounting and horizontal airflow with a maximum air velocity of 2000 fpm. Suitable for industrial ventilation and exhaust applications requiring one-way airflow
Dayton
This universal-mount backdraft damper prevents reverse airflow in horizontal duct systems. It features flat aluminum blades in a double-panel design, rated for horizontal mounting and horizontal airflow with a maximum air velocity of 2000 fpm. Suitable for industrial ventilation and exhaust applications requiring one-way airflow
This universal-mount backdraft damper is designed for use with a 36-inch fan and 36-inch nominal duct diameter. It features flat blades, supports horizontal airflow direction, and is intended for vertical mounting. The damper has a maximum air velocity of 2250 fpm and is suitable for preventing reverse airflow in ventilation systems
Dayton
This universal-mount backdraft damper is designed for use with a 36-inch fan and 36-inch nominal duct diameter. It features flat blades, supports horizontal airflow direction, and is intended for vertical mounting. The damper has a maximum air velocity of 2250 fpm and is suitable for preventing reverse airflow in ventilation systems
This universal-mount backdraft damper is designed for 18-inch nominal duct diameters and vertical mounting. It features a flat blade type and supports vertical airflow direction. Suitable for preventing reverse airflow in exhaust or intake ducts, it handles a maximum air velocity of 2000 fpm
Dayton
This universal-mount backdraft damper is designed for 18-inch nominal duct diameters and vertical mounting. It features a flat blade type and supports vertical airflow direction. Suitable for preventing reverse airflow in exhaust or intake ducts, it handles a maximum air velocity of 2000 fpm
This single-panel backdraft damper is constructed of aluminum with a front flange. It measures 35 inches wide by 1 5/8 inches deep and is designed for horizontal airflow with vertical mounting. Suitable for use in ventilation systems to prevent reverse airflow, it supports a maximum air velocity of 2250 fpm
Dayton
This single-panel backdraft damper is constructed of aluminum with a front flange. It measures 35 inches wide by 1 5/8 inches deep and is designed for horizontal airflow with vertical mounting. Suitable for use in ventilation systems to prevent reverse airflow, it supports a maximum air velocity of 2250 fpm
This universal-mount backdraft damper is designed for 60-inch nominal duct diameter and 60-inch fans. It features a double-panel aluminum construction with flat blades, supporting vertical airflow and horizontal mounting. Maximum air velocity is 2000 fpm. Suitable for preventing reverse airflow in ventilation systems
Dayton
This universal-mount backdraft damper is designed for 60-inch nominal duct diameter and 60-inch fans. It features a double-panel aluminum construction with flat blades, supporting vertical airflow and horizontal mounting. Maximum air velocity is 2000 fpm. Suitable for preventing reverse airflow in ventilation systems
This backdraft damper is designed for 16-inch nominal duct diameter and prevents reverse airflow in ventilation systems. It features a single-panel flat blade construction, horizontal airflow direction, and vertical mounting position. Suitable for exhaust or supply air applications where backdraft prevention is required. Maximum air velocity: 2000 fpm
Dayton
This backdraft damper is designed for 16-inch nominal duct diameter and prevents reverse airflow in ventilation systems. It features a single-panel flat blade construction, horizontal airflow direction, and vertical mounting position. Suitable for exhaust or supply air applications where backdraft prevention is required. Maximum air velocity: 2000 fpm
Flat blade backdraft damper for vertical airflow and vertical mounting. Double-panel aluminum construction. Prevents reverse airflow in ventilation systems. Maximum air velocity 2000 fpm
Dayton
Flat blade backdraft damper for vertical airflow and vertical mounting. Double-panel aluminum construction. Prevents reverse airflow in ventilation systems. Maximum air velocity 2000 fpm