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Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 11.5 x 12 1/2 in Inside Dim - Roof Curbs
DaytonRoof Curbs

Dayton Roof Curb: Fixed Nonventilated Curbs, Square Curb, 11.5 x 12 1/2 in Inside Dim

The Dayton is a fixed nonventilated roof curb designed for use with 16 in square base filtered supply fans. This steel curb features a galvanized finish, includes a damper tray, and has an inside width of 12-1/2 in…

SKU 3G-OTH-78846

Brand
Dayton
Item
Roof Curb: Fixed Nonventilated Curbs, Square Curb, 11.5 x 12 1/2 in Inside Dim
Category
Roof Curbs
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
Square Curb, Mfr Part # 2RB74
Material
Steel
Finish
Galvanized
Includes
Damper Tray
Standards
UL 705
Inside Dim
11.5 x 12 1/2 in
For Fan Type
Filtered Supply Fans
For Use With
16 in Square Base
Curb Inside Width
12-1/2 in
Curb Outside Width
15 in

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

Product Description

The Dayton is a fixed nonventilated roof curb designed for use with 16 in square base filtered supply fans. This steel curb features a galvanized finish, includes a damper tray, and has an inside width of 12-1/2 in and an outside width of 15 in. It complies with UL 705 standards.

Frequently Asked Questions

What is the Dayton 3G-OTH-78846 roof curb used for?

The Dayton 3G-OTH-78846 is a fixed nonventilated roof curb designed to mount and support 16 in square base filtered supply fans on commercial or industrial rooftops. Its galvanized steel construction and included damper tray ensure weather resistance and proper airflow control, meeting UL 705 standards for safety.

What are the specifications of the Dayton 3G-OTH-78846 roof curb?

The Dayton 3G-OTH-78846 is a square curb with an inside dimension of 11.5 x 12 1/2 in and an outside width of 15 in. It is made of galvanized steel, includes a damper tray, and is rated for use with 16 in square base filtered supply fans. It complies with UL 705 standards.

Where to buy the Dayton 3G-OTH-78846 roof curb worldwide?

3G Electric supplies the Dayton 3G-OTH-78846 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 pricing and lead time on this UL 705-compliant curb for filtered supply fans.

How to install the Dayton 3G-OTH-78846 roof curb?

Install the Dayton 3G-OTH-78846 by securing it to the roof structure with appropriate fasteners, ensuring a level base. Attach the 16 in square base filtered supply fan onto the curb, seal all joints with approved roofing mastic, and connect the damper tray per local codes. Always follow manufacturer guidelines for safe 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 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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