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Dayton 5.75"H-W 3.7"L Square Spring Fire Damper: Static, 5 3/4 in H, 5 3/4 in W - Rectangular Fire Dampers
DaytonRectangular Fire Dampers

Dayton 5.75"H-W 3.7"L Square Spring Fire Damper: Static, 5 3/4 in H, 5 3/4 in W

The Dayton is a rectangular fire damper with a static rating, featuring a curtain blade type and spring closure. It is designed for horizontal mounting and measures 5.75 inches in height and width, with a 3.75-inch…

SKU 3G-OTH-73450

Brand
Dayton
Item
5.75"H-W 3.7"L Square Spring Fire Damper: Static, 5 3/4 in H, 5 3/4 in W
Category
Rectangular Fire 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
5 3/4 in W, 3 3/4 in L, Spring
H
5 3/4 in
Blade Type
Curtain
Closure Type
Spring
Mounting Position
Horizontal

Technical Documents

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

Product Description

The Dayton is a rectangular fire damper with a static rating, featuring a curtain blade type and spring closure. It is designed for horizontal mounting and measures 5.75 inches in height and width, with a 3.75-inch length.

Frequently Asked Questions

What is the Dayton 3G-OTH-73450 fire damper used for?

The Dayton 3G-OTH-73450 is a static-rated rectangular fire damper used in HVAC systems to prevent flame and smoke spread through ducts. Its spring closure and curtain blade design make it suitable for horizontal mounting in fire-rated partitions.

What are the specifications of the Dayton 3G-OTH-73450 fire damper?

The Dayton 3G-OTH-73450 measures 5 3/4 in H by 5 3/4 in W by 3 3/4 in L. It features a curtain blade type, spring closure, and is designed for horizontal mounting. The static rating means it operates in systems that shut down during a fire.

Where to buy the Dayton 3G-OTH-73450 fire damper worldwide?

3G Electric supplies the Dayton 3G-OTH-73450 fire damper to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this part to your facility, regardless of location.

How to install a Dayton spring fire damper?

Install the Dayton 3G-OTH-73450 in a horizontal orientation within a fire-rated duct. Ensure the damper frame is securely mounted and the curtain blade moves freely. Follow NFPA 80 and local codes for fire damper installation and testing.

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

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