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

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

The Dayton Centrifugal Downblast Roof Exhaust Fan is a belt-drive clean air fan with a drive package, unassembled, featuring a 21 1/2-inch wheel and 4,759 cfm. It operates on 208-230/440V AC with a single-speed, open…

SKU 3G-OTH-79133

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Clean Air Belt-Drive Fans with Drive
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, 4,759 cfm
Wheel
21 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
208-230/440V 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
2,000 to 4,999 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 is a belt-drive clean air fan with a drive package, unassembled, featuring a 21 1/2-inch wheel and 4,759 cfm. It operates on 208-230/440V AC with a single-speed, open dripproof motor and standard-efficiency motors. This square-base roof-mounted unit is not 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?

This Dayton belt-drive fan is designed for clean-air roof exhaust applications, such as removing stale air, odors, or heat from industrial or commercial buildings. It is not intended for high-static-pressure systems. The 4,759 cfm airflow and 21 1/2-inch wheel suit general ventilation where moderate exhaust volume is needed.

What are the specifications of the Dayton roof exhaust fan?

The Dayton is a belt-drive downblast fan with a 21 1/2-inch wheel, 4,759 cfm, and a square base. It includes a drive package, operates on 208-230/440V AC, and has an open dripproof, single-speed, standard-efficiency motor. The unit is unassembled and mounts on the roof, not for high-static-pressure use.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton Centrifugal Downblast Roof Exhaust Fan to customers worldwide. As a global industrial equipment distributor since 1990, 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?

Installation requires assembling the unassembled fan per Dayton's manual, mounting it on a roof curb with a square base, and connecting the 208-230/440V AC power to the open dripproof motor. Ensure proper belt tension on the drive package and verify airflow direction. Use a licensed electrician and follow local codes for safe 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.

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Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 21 1/2 in Wheel, 4,261 cfm
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Belt-drive downblast roof exhaust fan for general ventilation in commercial or industrial buildings. Delivers 6,640 cfm with a 21 1/2-inch wheel. Includes drive package; operates on 208-230/460V AC with a single-speed, open-dripproof motor. Unassembled unit with square base; not for high-static-pressure applications
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Belt-drive downblast roof exhaust fan for general ventilation in commercial or industrial buildings. Delivers 6,640 cfm with a 21 1/2-inch wheel. Includes drive package; operates on 208-230/460V AC with a single-speed, open-dripproof motor. Unassembled unit with square base; not for high-static-pressure applications
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