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Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 24.5 in x 24 1/2 in Inside Dim - Roof Curbs
DaytonRoof Curbs

Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 24.5 in x 24 1/2 in Inside Dim

The Dayton Roof Curb is a fixed nonventilated curb designed for use with 29 in square base filtered supply fans. This steel curb features a galvanized finish, with an inside width of 24-1/2 in and an outside width of…

SKU 3G-OTH-78990

Brand
Dayton
Item
Roof Curb: Fixed Nonventilated Curbs, Square Curb, 24.5 in x 24 1/2 in Inside Dim
Category
Roof Curbs
Available to Order
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Technical Specifications

Dayton
Manufacturer Part Number
2RB78
Type
Square Curb, Mfr Part # 2RB78
Material
Steel
Finish
Galvanized
Standards
UL 705
Inside Dim
24.5 in x 24 1/2 in
For Fan Type
Filtered Supply Fans
For Use With
29 in Square Base
Curb Inside Width
24-1/2 in
Curb Outside Width
27-1/2 in
View Full Spec Sheet

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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 29 in square base filtered supply fans. This steel curb features a galvanized finish, with an inside width of 24-1/2 in and an outside width of 27-1/2 in. It complies with UL 705 standards.

Frequently Asked Questions

What is the Dayton Roof Curb 2RB78 used for?

The Dayton Roof Curb 2RB78 is a fixed nonventilated curb used to mount filtered supply fans with a 29 in square base on commercial or industrial roofs. It provides a stable, weatherproof transition between the fan and the roof structure, ensuring proper airflow and support.

What are the specifications of the Dayton Roof Curb 2RB78?

The Dayton Roof Curb 2RB78 has a square design with an inside width of 24-1/2 in and an outside width of 27-1/2 in. It is made of steel with a galvanized finish, complies with UL 705 standards, and is designed for filtered supply fans with a 29 in square base.

Where to buy the Dayton Roof Curb 2RB78 worldwide?

You can source the Dayton Roof Curb 2RB78 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the curb reaches your job site efficiently.

How to install the Dayton Roof Curb 2RB78?

Install the Dayton Roof Curb 2RB78 by securing it to the roof deck with appropriate fasteners, ensuring a level base. Seal all joints with roofing-grade sealant to prevent leaks. Then mount the filtered supply fan onto the curb, aligning it with the 29 in square base.

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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