Downblast Less Drive Package, 18-1/2In MPN:4YU97
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In Stock
SKU
510-G2186764
Downblast Less Drive Package, 18-1/2In
The Dayton Downblast Less Drive Package is a high-performance centrifugal roof exhaust fan designed for demanding applications. With a minimum airflow of 1,882 cfm and a maximum airflow of 5,677 cfm, this fan is ideal for commercial and industrial settings where high air exchange rates are required. Its belt drive system provides a reliable and quiet operation, while its compact design makes it easy to install on rooftops. Suitable for high-static pressure applications, this fan is perfect for use in hospitals, laboratories, and other facilities where air quality and pressure control are critical.
Top product features:
- Centrifugal design allows for high airflow rates
- Belt drive enables quiet and efficient operation
- Square base provides stability and secure mounting
Top product applications:
- Roof ventilation for high-static pressure applications
- High-velocity exhaust of gases and fumes from industrial processes
- Removal of moist air from crawl spaces and attics in residential and commercial buildings
Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 18 1/2 in, Base Diameter Not Applicable, Base Length 30 in, Base Width 30 in, Base Shape Square, Minimum Airflow 1,882 cfm, Maximum Airflow 5,677 cfm, Maximum Motor Horsepower 2 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 730 RPM, Maximum Motor Speed 1,460 RPM, Maximum Static Pressure 2 in wc, For High-Static Pressure Applications No
Additional Information
- Country of Origin: US
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 38.00
- Package Width: 38.00
- Package Height: 46.00
- Package Weight: 100.00
Product info last updated on February 1, 2026 9:25am UTC
Category: Roof Ventilators