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Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 25.5 x 25 1/2 in Inside Dim - Roof Curbs
DaytonRoof Curbs

Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 25.5 x 25 1/2 in Inside Dim

The Dayton Roof Curb is a fixed nonventilated curb designed for use with 30 in square base filtered supply fans. This steel curb features a galvanized finish, includes a damper tray, and has an inside width of 25-1/2…

SKU 3G-OTH-79035

Brand
Dayton
Item
Roof Curb: Fixed Nonventilated Curbs, Square Curb, 25.5 x 25 1/2 in Inside Dim
Category
Roof Curbs
Available to Order
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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
Square Curb, Mfr Part # 2RB79
Material
Steel
Finish
Galvanized
Includes
Damper Tray
Standards
UL 705
Inside Dim
25.5 x 25 1/2 in
For Fan Type
Filtered Supply Fans
For Use With
30 in Square Base
Curb Inside Width
25-1/2 in
Curb Outside Width
28-1/2 in

Technical Documents

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

Product Description

The Dayton Roof Curb is a fixed nonventilated curb designed for use with 30 in square base filtered supply fans. This steel curb features a galvanized finish, includes a damper tray, and has an inside width of 25-1/2 in and an outside width of 28-1/2 in. It complies with UL 705 standards.

Frequently Asked Questions

What is the Dayton Roof Curb 3G-OTH-79035 used for?

The Dayton Roof Curb 3G-OTH-79035 is a fixed nonventilated curb designed to mount filtered supply fans with a 30 in square base. It provides a stable, weatherproof transition through the roof, includes a damper tray, and meets UL 705 standards for reliable industrial and commercial ventilation installations.

What are the specifications of the Dayton Roof Curb 3G-OTH-79035?

The Dayton Roof Curb 3G-OTH-79035 has a square shape with an inside dimension of 25.5 x 25 1/2 in and an outside width of 28-1/2 in. It is made of galvanized steel, includes a damper tray, and is rated for filtered supply fans with a 30 in square base. It complies with UL 705.

Where to buy the Dayton Roof Curb 3G-OTH-79035 worldwide?

3G Electric supplies the Dayton Roof Curb 3G-OTH-79035 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this UL 705-compliant curb.

How to install a Dayton Roof Curb 3G-OTH-79035?

Install the Dayton Roof Curb 3G-OTH-79035 by securing it to the roof structure with appropriate fasteners, ensuring a level base. Seal all joints per local codes, then mount the 30 in square base filtered supply fan onto the curb. Always follow the fan manufacturer's instructions and UL 705 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 roof curbs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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