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Dayton 15.75"H 11.75"W 3.7"L GStl Fire Dampr: Dynamic, 11 3/4 in H, 15 3/4 in W - Rectangular Fire Dampers
DaytonRectangular Fire Dampers

Dayton 15.75"H 11.75"W 3.7"L GStl Fire Dampr: Dynamic, 11 3/4 in H, 15 3/4 in W

The Dayton 3G-OTH-74485 is a rectangular fire damper with a curtain blade type and spring closure, designed for horizontal mounting. It measures 15.75 inches in height, 11.75 inches in width, and 3.7 inches in…

SKU 3G-OTH-74485

Brand
Dayton
Item
15.75"H 11.75"W 3.7"L GStl Fire Dampr: Dynamic, 11 3/4 in H, 15 3/4 in W
Category
Rectangular Fire Dampers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Type
15 3/4 in W, 3 3/4 in L, Spring
H
11 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 3G-OTH-74485 is a rectangular fire damper with a curtain blade type and spring closure, designed for horizontal mounting. It measures 15.75 inches in height, 11.75 inches in width, and 3.7 inches in length, constructed from galvanized steel.

Frequently Asked Questions

What is the Dayton 2TGF8 fire damper used for?

The Dayton 2TGF8 is a rectangular fire damper used in HVAC systems to prevent fire and smoke spread through ductwork. It is designed for horizontal mounting in commercial or industrial buildings, with a curtain blade and spring closure that automatically seals the duct when triggered by heat.

What are the specifications of the Dayton 2TGF8 fire damper?

The Dayton 2TGF8 measures 15.75 inches in height, 11.75 inches in width, and 3.7 inches in length. It features a curtain blade type, spring closure, and is designed for horizontal mounting. The damper is constructed from galvanized steel and is manufactured by Dayton under part number 2TGF8.

Where to buy the Dayton 2TGF8 fire damper worldwide?

You can source the Dayton 2TGF8 fire damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Dayton components for HVAC fire safety applications.

How to install the Dayton 2TGF8 fire damper?

Install the Dayton 2TGF8 horizontally in ductwork, ensuring the curtain blade moves freely and the spring closure is unobstructed. Secure the damper frame to the duct with appropriate fasteners, and verify that the fusible link or actuator is correctly positioned. Follow local fire codes and manufacturer guidelines for safe 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 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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Cross-referenced by specification & description
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13.75"H 11.75"W 3.7"L GStl Fire Dampr: Dynamic, 11 3/4 in H, 13 3/4 in W, 3 3/4 in L, Spring (MPN 2TGF5)
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13.75"H 11.75"W 3.7"L GStl Fire Dampr: Dynamic, 11 3/4 in H, 13 3/4 in W, 3 3/4 in L, Spring (MPN 2TGF5)
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