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Dayton Square Roof Curb, Galvanized Steel, 68 x 68 in Inside, 71 x 71 in Outside - Roof Curbs
DaytonRoof Curbs

Dayton Square Roof Curb, Galvanized Steel, 68 x 68 in Inside, 71 x 71 in Outside

The Dayton Roof Curb is a fixed nonventilated square curb designed for downblast fans. It features a galvanized steel finish, with an inside width of 68 inches and an outside width of 71 inches, and is intended for…

SKU 3G-OTH-79293

Brand
Dayton
Item
Square Roof Curb, Galvanized Steel, 68 x 68 in Inside, 71 x 71 in Outside
Category
Roof Curbs
Available to Order
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Technical Specifications

Dayton
Type
Square Curb
Material
Steel
Finish
Galvanized
Standards
UL 705
Inside Dim
68 x 68 in
Outside Dim
71 in x 71 in
For Fan Type
Downblast Fans
For Use With
72-1/2 in Square Base
Curb Inside Width
68 in
Curb Outside Width
71 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 square curb designed for downblast fans. It features a galvanized steel finish, with an inside width of 68 inches and an outside width of 71 inches, and is intended for use with a 72-1/2 inch square base. This product complies with UL 705 standards.

Frequently Asked Questions

What is the Dayton Roof Curb used for?

The Dayton Roof Curb is a fixed nonventilated square curb designed to mount downblast fans on commercial or industrial roofs. It provides a stable, weatherproof base that supports the fan and directs airflow, commonly used in HVAC and ventilation systems across manufacturing plants and warehouses.

What are the specifications of the Dayton Roof Curb ?

The Dayton Roof Curb is a square curb with a galvanized steel finish. Inside dimensions are 68 x 68 in, outside dimensions are 71 x 71 in. It is designed for downblast fans with a 72-1/2 in square base and complies with UL 705 standards.

Where to buy the Dayton Roof Curb worldwide?

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

How to install a Dayton Roof Curb for downblast fans?

Install the Dayton Roof Curb on a flat, structurally sound roof deck. Secure the curb to the roof structure per local building codes, ensuring a weathertight seal. Then mount the downblast fan on the curb's 72-1/2 in square base, following the fan manufacturer's instructions for electrical and duct connections.

Used in

Common applications for Dayton
Manufacturing — Dayton 21XJ72 motor for machine tool coolant pumps circulates coolant during cutting, grinding, and drilling operations.
Water management — Dayton 3YU59 submersible sump pump removes water from basements, crawl spaces, and construction sites.
HVAC — Dayton 804T11 unit heater provides supplemental heating in warehouses, workshops, and garages.
Power transmission — Dayton 2X897 pillow block bearing supports rotating shafts in conveyors, fans, and other machinery.
Workshop — Dayton 2LKR8 bench grinder sharpens tools and deburrs metal parts with dust exhaust for a cleaner environment.
Fluid handling — Dayton 5RGV6 fountain pump circulates and aerates water in decorative ponds and fountains.
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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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