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

Dayton Fire Damper: Static, 11 3/4 in H, 15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame - Rectangular Fire Dampers
DaytonRectangular Fire Dampers

Dayton Fire Damper: Static, 11 3/4 in H, 15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame

The Dayton is a static rectangular fire damper with a curtain blade type and spring closure, designed for horizontal mounting. It features a galvanized steel frame and measures 11 3/4 inches in height, 15 3/4 inches…

SKU 3G-OTH-74438

Brand
Dayton
Item
Fire Damper: Static, 11 3/4 in H, 15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame
Category
Rectangular Fire 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
15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
H
11 3/4 in
Blade Type
Curtain
Closure Type
Spring
Mounting Position
Horizontal

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 static rectangular fire damper with a curtain blade type and spring closure, designed for horizontal mounting. It features a galvanized steel frame and measures 11 3/4 inches in height, 15 3/4 inches in width, and 3 3/4 inches in length.

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 3G-OTH-74438 fire damper used for?

The Dayton 3G-OTH-74438 static rectangular fire damper is used in HVAC ductwork to prevent fire and smoke spread through walls and floors. Its curtain blade and spring closure activate automatically when a fusible link melts, sealing the duct. It is designed for horizontal mounting in commercial and industrial buildings.

What are the specifications of the Dayton 3G-OTH-74438 fire damper?

The Dayton 3G-OTH-74438 has a galvanized steel frame, measures 11 3/4 in H x 15 3/4 in W x 3 3/4 in L, and uses a curtain blade type with spring closure. It is rated for static systems and mounts horizontally. The manufacturer part number is 3G-OTH-74438.

Where to buy the Dayton 3G-OTH-74438 fire damper worldwide?

3G Electric supplies the Dayton 3G-OTH-74438 fire damper to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location and project requirements.

How to install a Dayton 3G-OTH-74438 fire damper?

Install the Dayton 3G-OTH-74438 in a horizontal duct opening, ensuring the frame is securely fastened to the wall or floor. The spring closure and curtain blade must be unobstructed. Follow NFPA 80 and local codes for clearance and access. Test the fusible link and blade operation after installation.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Fire Damper: Static, 18 in H, 18 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Dayton
Fire Damper: Static, 18 in H, 18 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Fire Damper: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Dayton
Fire Damper: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Fire Damper: Dynamic, 5 3/4 in H, 9 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Dynamic, 5 3/4 in H, 9 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Fire Damper: Dynamic, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Dynamic, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Fire Damper: Dynamic, 7 3/4 in H, 7 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Dynamic, 7 3/4 in H, 7 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Fire Damper: Dynamic, 9 3/4 in H, 9 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Dynamic, 9 3/4 in H, 9 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring

More from Dayton

View all Dayton parts
Fire Damper: Static, 12 in H, 24 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Dayton
Fire Damper: Static, 12 in H, 24 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Fire Damper: Static, 23 3/4 in H, 23 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Static, 23 3/4 in H, 23 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
7.75"H-W 12"L Spring Fire Dampr w/Sleeve: Dynamic, 7 3/4 in H, 7 3/4 in W, 12 in L, Spring
Dayton
7.75"H-W 12"L Spring Fire Dampr w/Sleeve: Dynamic, 7 3/4 in H, 7 3/4 in W, 12 in L, Spring
11.75"H 9.75"W 3.7"L GStl Fire Dampr: Dynamic, 9 3/4 in H, 11 3/4 in W, 3 3/4 in L, Spring
Dayton
11.75"H 9.75"W 3.7"L GStl Fire Dampr: Dynamic, 9 3/4 in H, 11 3/4 in W, 3 3/4 in L, Spring
13.75"H-W 3.7"L Square GStl Fire Dampr: Dynamic, 13 3/4 in H, 13 3/4 in W, 3 3/4 in L, Spring
Dayton
13.75"H-W 3.7"L Square GStl Fire Dampr: Dynamic, 13 3/4 in H, 13 3/4 in W, 3 3/4 in L, Spring
5.75"H-W 3.7"L Square Spring Fire Damper: Static, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Spring
Dayton
5.75"H-W 3.7"L Square Spring Fire Damper: Static, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Spring
23.8"H 11.8"W 3.7"L GStl Grvty Fire Dmpr: Static, 11 3/4 in H, 23 3/4 in W, 3 3/4 in L, Gravity
Dayton
23.8"H 11.8"W 3.7"L GStl Grvty Fire Dmpr: Static, 11 3/4 in H, 23 3/4 in W, 3 3/4 in L, Gravity
17.75"H-W 3.7"L Square GStl Fire Dampr: Dynamic, 18 in H, 18 in W, 3 3/4 in L, Spring, Normally Open
Dayton
17.75"H-W 3.7"L Square GStl Fire Dampr: Dynamic, 18 in H, 18 in W, 3 3/4 in L, Spring, Normally Open