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

Dayton 35 7/8"H-W Aluminum Ceiling Truss Damper: For 30 in Fan, Single Panel, 30 3/4 in H - Ceiling/Roof-Mount Backdraft Dampers
DaytonCeiling/Roof-Mount Backdraft Dampers

Dayton 35 7/8"H-W Aluminum Ceiling Truss Damper: For 30 in Fan, Single Panel, 30 3/4 in H

The Dayton is a ceiling/roof-mount backdraft damper designed for horizontal mounting and horizontal airflow. This single-panel aluminum unit measures 35 7/8 inches wide by 30 3/4 inches high and is intended for use…

SKU 3G-OTH-74904

Brand
Dayton
Item
35 7/8"H-W Aluminum Ceiling Truss Damper: For 30 in Fan, Single Panel, 30 3/4 in H
Category
Ceiling/Roof-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, 35 7/8 in W
H
30 3/4 in
Airflow Direction
Horizontal
Mounting Position
Horizontal
Maximum Air Velocity
1500 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 is a ceiling/roof-mount backdraft damper designed for horizontal mounting and horizontal airflow. This single-panel aluminum unit measures 35 7/8 inches wide by 30 3/4 inches high and is intended for use with a 30-inch fan. It has a maximum air velocity of 1500 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 ceiling truss damper used for?

The Dayton is a ceiling/roof-mount backdraft damper used to prevent reverse airflow in horizontal ventilation systems. It is designed for a 30-inch fan, mounts horizontally, and handles air velocities up to 1500 fpm. Typical applications include commercial exhaust and supply air systems where one-way airflow is critical.

What are the specifications of the Dayton damper?

The Dayton is a single-panel aluminum backdraft damper with a height of 30 3/4 inches and a width of 35 7/8 inches. It is designed for horizontal mounting and horizontal airflow, with a maximum air velocity of 1500 fpm. The manufacturer part number is .

Where to buy the Dayton damper worldwide?

3G Electric supplies the Dayton ceiling truss damper to customers worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote for your region.

How to install the Dayton ceiling damper?

Install the Dayton damper in a horizontal duct or ceiling opening, ensuring the airflow arrow points in the intended direction. Secure the frame to the structure using appropriate fasteners. Verify the damper blades open freely and close fully under gravity. Always follow local building codes and the fan manufacturer's guidelines.

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 ceiling/roof-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
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof applications to prevent reverse airflow. It measures 30 3/4 inches in height and 29 3/4 inches in width, with a maximum air velocity of 1500 fpm. The damper includes felt seals and is suitable for use in horizontal HVAC systems where one-way airflow is required
Dayton
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof applications to prevent reverse airflow. It measures 30 3/4 inches in height and 29 3/4 inches in width, with a maximum air velocity of 1500 fpm. The damper includes felt seals and is suitable for use in horizontal HVAC systems where one-way airflow is required
36"H-W Aluminum Ceiling Truss Damper: For 36 in Fan, Single Panel, 37 3/4 in H, 36 in W, 1 3/8 in D
Dayton
36"H-W Aluminum Ceiling Truss Damper: For 36 in Fan, Single Panel, 37 3/4 in H, 36 in W, 1 3/8 in D
Single-panel backdraft damper for horizontal mounting in ceiling or roof trusses. Designed for horizontal airflow at velocities up to 1500 fpm. Constructed of aluminum. Dimensions: 40 in width, 42 in height, 1 3/8 in depth
Dayton
Single-panel backdraft damper for horizontal mounting in ceiling or roof trusses. Designed for horizontal airflow at velocities up to 1500 fpm. Constructed of aluminum. Dimensions: 40 in width, 42 in height, 1 3/8 in depth
26"H-W Aluminum Ceiling Truss Damper: For 24 in Fan, Single Panel, 32 in H, 26 in W, 1 3/8 in D
Dayton
26"H-W Aluminum Ceiling Truss Damper: For 24 in Fan, Single Panel, 32 in H, 26 in W, 1 3/8 in D
41"H-W 4.5"L Aluminum Backdraft Damper: For 36 in Fan, Single Panel, 41 in H, 41 in W, 2 in D, Felt
Dayton
41"H-W 4.5"L Aluminum Backdraft Damper: For 36 in Fan, Single Panel, 41 in H, 41 in W, 2 in D, Felt
37"H-W 4.5"L Aluminum Backdraft Damper: For 36 in Fan, Single Panel, 37 in H, 37 in W, 2 in D, Felt
Dayton
37"H-W 4.5"L Aluminum Backdraft Damper: For 36 in Fan, Single Panel, 37 in H, 37 in W, 2 in D, Felt

More from Dayton

View all Dayton parts
Single-panel backdraft damper for horizontal mounting in ceiling or roof openings. Measures 26 inches high by 32 inches wide by 1 3/8 inches deep. Maximum air velocity 1500 fpm. Prevents reverse airflow when fan is off
Dayton
Single-panel backdraft damper for horizontal mounting in ceiling or roof openings. Measures 26 inches high by 32 inches wide by 1 3/8 inches deep. Maximum air velocity 1500 fpm. Prevents reverse airflow when fan is off
Horizontal-mount backdraft damper with single-panel aluminum construction. Prevents reverse airflow in horizontal ventilation systems. Measures 32 in height, 32 in width, 1 3/8 in depth. Supports maximum air velocity of 1500 fpm
Dayton
Horizontal-mount backdraft damper with single-panel aluminum construction. Prevents reverse airflow in horizontal ventilation systems. Measures 32 in height, 32 in width, 1 3/8 in depth. Supports maximum air velocity of 1500 fpm
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof ventilation openings. It features flat blades that open vertically to allow exhaust airflow up to 2250 fpm and close automatically when the fan stops to prevent reverse airflow and debris entry. The damper is constructed with felt material
Dayton
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof ventilation openings. It features flat blades that open vertically to allow exhaust airflow up to 2250 fpm and close automatically when the fan stops to prevent reverse airflow and debris entry. The damper is constructed with felt material
Single-panel backdraft damper for horizontal mounting in ceiling or roof applications. Constructed of aluminum with dimensions 43 in height, 32 in width, and 1 3/8 in depth. Designed for horizontal airflow direction and rated for maximum air velocity of 1500 fpm
Dayton
Single-panel backdraft damper for horizontal mounting in ceiling or roof applications. Constructed of aluminum with dimensions 43 in height, 32 in width, and 1 3/8 in depth. Designed for horizontal airflow direction and rated for maximum air velocity of 1500 fpm
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof exhaust systems. It allows horizontal airflow in one direction and prevents reverse flow when the fan is off. Constructed of aluminum, it measures 35 inches high, 32 inches wide, and 1 5/8 inches deep, with a maximum air velocity of 1500 fpm
Dayton
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof exhaust systems. It allows horizontal airflow in one direction and prevents reverse flow when the fan is off. Constructed of aluminum, it measures 35 inches high, 32 inches wide, and 1 5/8 inches deep, with a maximum air velocity of 1500 fpm
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof openings. It features flat blades and supports horizontal airflow direction with a maximum air velocity of 2250 fpm. Dimensions: 50 in height, 50 in width, 1 5/8 in depth
Dayton
This single-panel backdraft damper is designed for horizontal mounting in ceiling or roof openings. It features flat blades and supports horizontal airflow direction with a maximum air velocity of 2250 fpm. Dimensions: 50 in height, 50 in width, 1 5/8 in depth
This backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems to prevent reverse airflow. It features a single-panel construction with dimensions of 32 inches high, 32 inches wide, and 1 5/8 inches deep, and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust fans or ductwork where one-directional airflow is required
Dayton
This backdraft damper is designed for horizontal mounting in ceiling or roof ventilation systems to prevent reverse airflow. It features a single-panel construction with dimensions of 32 inches high, 32 inches wide, and 1 5/8 inches deep, and is rated for a maximum air velocity of 2000 fpm. Suitable for use in exhaust fans or ductwork where one-directional airflow is required
This backdraft damper is designed for horizontal mounting in ceiling or roof exhaust systems. It features a single-panel flat blade that opens vertically to allow airflow and closes automatically to prevent reverse flow when the fan is off. The felt construction helps reduce noise and vibration. Maximum air velocity is 2000 fpm
Dayton
This backdraft damper is designed for horizontal mounting in ceiling or roof exhaust systems. It features a single-panel flat blade that opens vertically to allow airflow and closes automatically to prevent reverse flow when the fan is off. The felt construction helps reduce noise and vibration. Maximum air velocity is 2000 fpm