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 an open dripproof, standard-efficiency motor with a single…
SKU 3G-OTH-81165
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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 an open dripproof, standard-efficiency motor with a single speed, rated for 208-230/460V AC and roof mounting. The fan delivers exhaust airflow exceeding 10,000 cfm at both 0.000 in SP and 0.500 in SP, with a 36-inch wheel and 18,322 cfm capacity.
Frequently Asked Questions
What is the Dayton centrifugal downblast roof exhaust fan used for?
The Dayton centrifugal downblast roof exhaust fan is used for general clean-air ventilation in commercial and industrial buildings. It exhausts air through the roof, removing heat, odors, and airborne contaminants. With 18,322 cfm capacity and a 36-inch wheel, it suits large spaces like warehouses and factories.
What are the specifications of the Dayton 3HFL9 roof exhaust fan?
The Dayton 3HFL9 is a belt-drive centrifugal downblast roof exhaust fan with a 36-inch wheel, delivering 18,322 cfm. It has an open dripproof, standard-efficiency motor rated for 208-230/460V AC, single speed, and includes a drive package. It is assembled with a square base for roof mounting.
Where to buy the Dayton 3HFL9 roof exhaust fan worldwide?
You can source the Dayton 3HFL9 roof exhaust fan through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Dayton components for your ventilation needs.
How to install a Dayton belt-drive roof exhaust fan?
Install the Dayton belt-drive roof exhaust fan on a structurally sound roof curb, ensuring proper sealing to prevent leaks. Connect the motor to the specified 208-230/460V AC supply, and verify belt tension per the included drive pack instructions. Always follow local electrical codes and use a licensed contractor for safe installation.
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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.















