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Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 31.5 x 31 1/2 in Inside Dim - Roof Curbs
DaytonRoof Curbs

Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 31.5 x 31 1/2 in Inside Dim

The Dayton Roof Curb is a fixed nonventilated square curb designed for downblast fans with a 36-inch square base. It features a galvanized steel finish, an inside width of 31-1/2 inches, and an outside width of…

SKU 3G-OTH-79132

Brand
Dayton
Item
Roof Curb: Fixed Nonventilated Curbs, Square Curb, 31.5 x 31 1/2 in Inside Dim
Category
Roof Curbs
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Technical Specifications

Dayton
Manufacturer Part Number
3AZH9
Type
Square Curb, Mfr Part # 3AZH9
Material
Steel
Finish
Galvanized
Standards
UL 705
Inside Dim
31.5 x 31 1/2 in
For Fan Type
Downblast Fans
For Use With
36 in Square Base
Curb Inside Width
31-1/2 in
Curb Outside Width
34-1/2 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 square curb designed for downblast fans with a 36-inch square base. It features a galvanized steel finish, an inside width of 31-1/2 inches, and an outside width of 34-1/2 inches. This curb complies with UL 705 standards.

Frequently Asked Questions

What is a Dayton roof curb used for?

A Dayton roof curb provides a weathertight mounting base for downblast fans on commercial or industrial roofs. It supports the fan while preventing water entry and ensuring proper airflow. 3G Electric supplies this Dayton curb for worldwide delivery.

What are the specifications of the Dayton 3AZH9 roof curb?

The Dayton 3AZH9 is a fixed nonventilated square curb with a galvanized steel finish. Inside dimensions are 31.5 x 31.5 in, outside width is 34.5 in, and it is designed for downblast fans with a 36 in square base. It complies with UL 705.

Where to buy a Dayton roof curb worldwide?

3G Electric sources and delivers the Dayton roof curb worldwide, handling logistics and customs clearance. As a global industrial supplier, we provide this curb for downblast fan installations. Contact us for availability and delivery to your location.

How to install a Dayton roof curb?

Install the Dayton roof curb on a flat roof deck, ensuring the opening aligns with the duct. Secure the curb to the structure per local codes, then mount the downblast fan on the 36 in square base. Seal all joints to maintain weathertightness.

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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