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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 7AF28) is a flammable vapor belt-drive fan with drive, featuring a 30 1/2 in wheel and 8,585 cfm exhaust airflow. It is unassembled, includes a drive package…

SKU 3G-OTH-81794

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Flammable Vapor Belt-Drive Fans with Drive
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Technical Specifications

Dayton
Manufacturer Part Number
7AF28
Type
Includes Drive Pack, 8,585 cfm
Wheel
30 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Fan Cooled
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
208-230/460V AC
High-Efficiency Motor
No
Hazardous Location Rating
Class I Groups C & D, Class II Groups E, F & G
Hazardous Location Specification
Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G
Exhaust Airflow @ 0.000 in SP - Range
5,000 to 10,000 cfm
Exhaust Airflow @ 0.500 in SP - Range
5,000 to 10,000 cfm
For High-Static Pressure Applications
No
View Full Spec Sheet

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7AF28) is a flammable vapor belt-drive fan with drive, featuring a 30 1/2 in wheel and 8,585 cfm exhaust airflow. It is unassembled, includes a drive package, and is rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G. The fan operates with a single-speed, standard-efficiency, totally enclosed fan cooled motor at 208-230/460V AC, and is designed for roof mounting.

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 7AF28 centrifugal downblast roof exhaust fan used for?

The Dayton 7AF28 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 & G. It is used to exhaust fumes, vapors, or dust in industrial settings such as chemical plants, refineries, or grain handling facilities.

What are the specifications of the Dayton 7AF28 roof exhaust fan?

The Dayton 7AF28 features a 30 1/2 in wheel, 8,585 cfm airflow, and a totally enclosed fan cooled motor rated at 208-230/460V AC. It includes a drive package, is unassembled, and has a square base for roof mounting. The fan is single-speed with standard-efficiency motors.

Where to buy the Dayton 7AF28 exhaust fan worldwide?

You can source the Dayton 7AF28 exhaust fan through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time; we provide reliable sourcing for hazardous location ventilation equipment.

How to install the Dayton 7AF28 roof exhaust fan?

Install the Dayton 7AF28 on a roof curb with proper sealing to prevent leaks. Ensure the electrical supply matches the motor nameplate voltage (208-230/460V AC). Follow local codes for hazardous location wiring. The fan ships unassembled; assemble the drive package and wheel per the manual before mounting.

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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