We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Dayton Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade

The DAYTON Axial Downblast Roof Exhaust Fan (belt drive, model) is a clean-air belt-drive fan with drive package, designed for industrial and commercial applications. It features a 20-inch blade, delivers exhaust…

SKU 3G-OTH-79943

Brand
Dayton
Item
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade
Category
Clean Air Belt-Drive Fans with Drive
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
Includes Drive Pack, 3,456 cfm, ODP, 1
Blade
20 in
Assembly
Unassembled
Base Shape
Square
Application
Industrial and Commercial Applications
For Air Type
Clean Air
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115/208-230V AC
High-Efficiency Motor
No
Motor Enclosure Design Broad
Open Motor
Exhaust Airflow @ 0.000 in SP - Range
2,000 to 4,999 cfm

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The DAYTON Axial Downblast Roof Exhaust Fan (belt drive, model) is a clean-air belt-drive fan with drive package, designed for industrial and commercial applications. It features a 20-inch blade, delivers exhaust airflow from 2,000 to 4,999 cfm at 0.000 in SP, and operates on 115/208-230V AC with a single-speed, open dripproof motor. The fan is unassembled with a square base and mounts on the roof.

Frequently Asked Questions

What is the DAYTON axial downblast roof exhaust fan used for?

The DAYTON is a belt-drive axial downblast roof exhaust fan designed for industrial and commercial applications. It moves clean air from 2,000 to 4,999 cfm at 0.000 in SP, making it suitable for general ventilation in factories, warehouses, and commercial buildings where roof-mounted exhaust is required.

What are the specifications of the DAYTON roof exhaust fan?

The DAYTON features a 20-inch blade, belt drive with drive package, and an open dripproof motor rated at 115/208-230V AC, single speed. It delivers exhaust airflow from 2,000 to 4,999 cfm at 0.000 in SP. The fan is unassembled with a square base and mounts on the roof for clean air applications.

Where to buy the DAYTON axial downblast roof exhaust fan worldwide?

3G Electric supplies the DAYTON axial downblast roof exhaust fan worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this fan to any international location.

How to install the DAYTON belt-drive roof exhaust fan?

Install the DAYTON on a roof curb with a square base, ensuring the fan is level and securely fastened. Since it ships unassembled, follow the manufacturer's manual to mount the motor, belt drive, and blade. Use proper electrical connections for 115/208-230V AC and verify belt tension before operation.

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,834 cfm, ODP, 1
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,834 cfm, ODP, 1
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 in Blade, 7,320 cfm, ODP, 1
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 in Blade, 7,320 cfm, ODP, 1
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade, 3,957 cfm, ODP, 1
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 20 in Blade, 3,957 cfm, ODP, 1
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,221 cfm, ODP, 3
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,221 cfm, ODP, 3
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 in Blade, 5,810 cfm, ODP, 3
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 in Blade, 5,810 cfm, ODP, 3
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,221 cfm, ODP, 1
Dayton
Axial Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 in Blade, 4,221 cfm, ODP, 1

More from Dayton

View all Dayton parts
DAYTON Tubeaxial Fan: Clean Air, 12 in Blade, 1,904 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase
Dayton
DAYTON Tubeaxial Fan: Clean Air, 12 in Blade, 1,904 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm
DAYTON Tubeaxial Fan: Clean Air, 36 in Blade, 14,285 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase
Dayton
DAYTON Tubeaxial Fan: Clean Air, 36 in Blade, 14,285 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase
Axial Upblast Roof Exhaust Fan: Belt Drive, 60 in Blade, 58,455 cfm, TEFC, 7 1/2 hp, 230V AC, 1
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 60 in Blade, 58,455 cfm, TEFC, 7 1/2 hp, 230V AC, 1
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm
Axial Upblast Roof Exhaust Fan: Belt Drive, 42 in Blade, 23,987 cfm, ODP, 2 hp, 115/208-230V AC, 1
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 42 in Blade, 23,987 cfm, ODP, 2 hp, 115/208-230V AC, 1
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 7,694 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 7,694 cfm
Axial Upblast Roof Exhaust Fan: Belt Drive, 36 in Blade, 17,455 cfm, TEFC, 1 1/2 hp, 115/208-230V AC
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 36 in Blade, 17,455 cfm, TEFC, 1 1/2 hp, 115/208-230V AC