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Dayton 50"H-W 4.5"L Alu Ceiling Shutter Dampr: For 48 in Fan, Single Panel, 50 in H - Ceiling/Roof-Mount Backdraft Dampers
DaytonCeiling/Roof-Mount Backdraft Dampers

Dayton 50"H-W 4.5"L Alu Ceiling Shutter Dampr: For 48 in Fan, Single Panel, 50 in H

The Dayton 50"H-W 4.5"L Alu Ceiling Shutter Damper (SKU 3G-OTH-74641) is a ceiling/roof-mount backdraft damper designed for use with a 48-inch fan. It features a single-panel, flat-blade design with horizontal…

SKU 3G-OTH-74641

Brand
Dayton
Item
50"H-W 4.5"L Alu Ceiling Shutter Dampr: For 48 in Fan, Single Panel, 50 in H
Category
Ceiling/Roof-Mount Backdraft Dampers
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
Single Panel, 50 in W
D
1 5/8 in
H
50 in
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Horizontal
Maximum Air Velocity
2250 fpm

Technical Documents

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

Product Description

The Dayton 50"H-W 4.5"L Alu Ceiling Shutter Damper (SKU 3G-OTH-74641) is a ceiling/roof-mount backdraft damper designed for use with a 48-inch fan. It features a single-panel, flat-blade design with horizontal airflow direction and a horizontal mounting position. The damper measures 50 inches in height, 50 inches in width, and 1 5/8 inches in depth, with a maximum air velocity of 2250 fpm.

Frequently Asked Questions

What is the Dayton ceiling shutter damper used for?

The Dayton is a ceiling/roof-mount backdraft damper designed to prevent reverse airflow when the fan is off. It is used with a 48-inch fan in commercial or industrial ventilation systems, ensuring one-way horizontal airflow through the duct or opening.

What are the specifications of the Dayton damper?

The Dayton measures 50 inches high by 50 inches wide by 1 5/8 inches deep, with a single-panel flat-blade design. It supports horizontal airflow direction, horizontal mounting, and a maximum air velocity of 2250 fpm. The manufacturer part number is .

Where to buy the Dayton damper worldwide?

You can source the Dayton damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the product reaches your facility reliably.

How to install the Dayton ceiling shutter damper?

Mount the damper horizontally in the ceiling or roof opening, aligning it with the 48-inch fan. Ensure the flat blades open freely in the airflow direction. Secure the frame per local building codes and verify that the damper closes fully when the fan is off to prevent backdraft.

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.

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