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Dayton Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

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

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-79241) is a direct-drive, assembled clean air fan with a square base and a 13 1/4 in wheel. It includes a drive package, features a 1/2 hp…

SKU 3G-OTH-79241

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack
Category
Clean Air Direct-Drive Fans
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dayton
Type
Includes Drive Pack, 1/2 hp
Wheel
13 1/4 in
Assembly
Assembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Open Air Over
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
2,000 to 4,999 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-79241) is a direct-drive, assembled clean air fan with a square base and a 13 1/4 in wheel. It includes a drive package, features a 1/2 hp standard-efficiency motor with an open air over enclosure, and operates on 115V AC at a single speed. The fan is designed for roof mounting and delivers exhaust airflow from 2,000 to 4,999 cfm at 0.000 in SP and 0 to 1,999 cfm at 0.500 in SP, but is not intended for high-static-pressure applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The Dayton is a direct-drive roof exhaust fan designed for clean air applications. It removes stale air, fumes, or heat from commercial or industrial buildings, delivering 2,000 to 4,999 cfm at 0.000 in SP. It is not intended for high-static-pressure systems.

What are the specifications of the Dayton roof exhaust fan?

The Dayton has a 13 1/4 in wheel, a 1/2 hp standard-efficiency motor with open air over enclosure, and operates on 115V AC single speed. It includes a drive pack, is assembled with a square base, and mounts on the roof. Exhaust airflow ranges from 2,000 to 4,999 cfm at 0.000 in SP.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton centrifugal 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.

How to install the Dayton roof exhaust fan?

Install the Dayton on a roof curb or structural support, ensuring the square base is level and sealed. Connect 115V AC power to the open air over motor. Verify the 13 1/4 in wheel rotates freely. Follow local electrical codes and use a licensed contractor 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 clean air direct-drive fans. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 13 3/4 in Wheel, 1/2 hp
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Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 13 3/4 in Wheel, 1/2 hp
This Dayton clean air direct-drive fan is assembled with a square base and an 11-inch wheel, delivering 1,462 cfm. It includes a drive package and operates on 115V AC with a standard-efficiency, open-air-over motor. Designed for roof-mounted general ventilation, it exhausts air in low-static-pressure applications
Dayton
This Dayton clean air direct-drive fan is assembled with a square base and an 11-inch wheel, delivering 1,462 cfm. It includes a drive package and operates on 115V AC with a standard-efficiency, open-air-over motor. Designed for roof-mounted general ventilation, it exhausts air in low-static-pressure applications
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 768 cfm, 1
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Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 768 cfm, 1
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 203 cfm, 1
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Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 203 cfm, 1
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 495 cfm, 1
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Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 8 in Wheel, 495 cfm, 1
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 10 in Wheel, 1,059 cfm, 1
Dayton
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 10 in Wheel, 1,059 cfm, 1

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