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Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack - Flammable Vapor Belt-Drive Fans with Drive
DaytonFlammable Vapor Belt-Drive Fans with Drive

Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-81299) is a flammable vapor belt-drive fan with drive, featuring a belt drive and an 11-inch wheel. It delivers 1,386 cfm exhaust airflow and operates on…

SKU 3G-OTH-81299

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Flammable Vapor Belt-Drive Fans with Drive
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
Includes Drive Pack, 1,386 cfm, 1
Wheel
11 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Nonventilated
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115/208-230V AC
High-Efficiency Motor
No
Hazardous Location Rating
Class I Groups C & D, Class II Groups E & F
Hazardous Location Specification
Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group F
Exhaust Airflow @ 0.000 in SP - Range
0 to 1,999 cfm
Exhaust Airflow @ 0.500 in SP - Range
0 to 1,999 cfm
For High-Static Pressure Applications
No

Technical Documents

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-81299) is a flammable vapor belt-drive fan with drive, featuring a belt drive and an 11-inch wheel. It delivers 1,386 cfm exhaust airflow and operates on 115/208-230V AC with a totally enclosed nonventilated motor. This unassembled unit is rated for hazardous locations including Class I Groups C & D and Class II Groups E & F, and is designed for roof mounting.

Frequently Asked Questions

What is the Dayton centrifugal downblast roof exhaust fan used for?

The Dayton is a flammable vapor belt-drive roof exhaust fan designed for hazardous locations classified as Class I Groups C & D and Class II Groups E & F. It delivers 1,386 cfm airflow to ventilate industrial environments where flammable vapors or combustible dusts may be present.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features an 11-inch wheel, belt drive with drive package, and a totally enclosed nonventilated motor rated at 115/208-230V AC. It is unassembled, square-based, and mounts on the roof. The fan is rated for hazardous locations including Class I Groups C & D and Class II Groups E & F.

Where to buy the Dayton exhaust fan worldwide?

3G Electric supplies the Dayton centrifugal downblast roof exhaust fan to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this flammable vapor belt-drive fan.

How to install the Dayton roof exhaust fan?

The Dayton ships unassembled and requires field assembly per the manufacturer's instructions. Mount the square base securely on a roof curb, connect ductwork to the inlet, and wire the totally enclosed nonventilated motor to the appropriate 115/208-230V AC supply. Ensure compliance with hazardous location wiring codes.

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 flammable vapor belt-drive fans with drive. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Centrifugal downblast roof exhaust fan with belt drive, includes drive pack. Wheel diameter 18 1/2 in, airflow 3,150 cfm. Unassembled, square base. Motor is totally enclosed fan-cooled, standard efficiency, single-speed, 115/208-230V AC. Rated for hazardous locations: Class I Groups C & D, Class II Groups E & F. Suitable for ventilating areas where flammable vapors or combustible dusts may be present
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