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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 square base, assembled and including a drive package. It features a 14 3/4 in wheel, delivers up to 1,994 cfm, and is powered by…

SKU 3G-OTH-78647

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Clean Air Belt-Drive Fans with Drive
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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
Includes Drive Pack, 1,994 cfm
Wheel
14 3/4 in
Assembly
Assembled
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
115/208-230V AC
High-Efficiency Motor
No
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 is a belt-drive clean air fan with a square base, assembled and including a drive package. It features a 14 3/4 in wheel, delivers up to 1,994 cfm, and is powered by a single-speed, open dripproof, standard-efficiency motor with nameplate voltage of 115/208-230V AC. This unit is designed for roof mounting and is not intended for high-static-pressure applications.

Frequently Asked Questions

What is the Dayton Centrifugal Downblast Roof Exhaust Fan used for?

This Dayton belt-drive fan is designed for roof-mounted general ventilation, exhausting clean air from commercial or industrial buildings. It handles up to 1,994 cfm and is not intended for high-static-pressure applications. Typical uses include warehouses, factories, and assembly areas where reliable air removal is needed.

What are the specifications of the Dayton roof exhaust fan?

The Dayton is a belt-drive downblast fan with a 14 3/4 in wheel, delivering up to 1,994 cfm. It has a square base, open dripproof motor enclosure, single-speed motor, and nameplate voltage of 115/208-230V AC. The unit is assembled and includes a drive package. It is not for high-static-pressure applications.

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 a quote tailored to your location.

How to install a Dayton belt-drive roof exhaust fan?

Install the Dayton fan on a roof curb or structural support, ensuring the square base is level and sealed against weather. Connect ductwork to the inlet, wire the motor per the nameplate voltage (115/208-230V AC), and verify belt tension on the included drive pack. Follow local codes and the manufacturer's manual 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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Belt-drive centrifugal downblast roof exhaust fan with a 36-inch wheel and 18,322 cfm capacity. Includes drive package, open dripproof standard-efficiency motor, single speed, rated 208-230/460V AC. For general clean-air ventilation exhausting heat, odors, and airborne contaminants from large commercial or industrial spaces
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