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Downblast Centrifugal Roof Ventilators

273 products
Discharge dirty air from industrial and commercial buildings with a selection of Grainger-supplied downblast centrifugal roof ventilators. They are ideal for use in applications where steady exhaust is needed under low to to moderate static pressure conditions and can be mounted on the roof or high up on the wall. When it comes to your HVAC and ventilation needs, think Grainger.
Discharge dirty air from industrial and commercial buildings with a selection of Grainger-supplied downblast centrifugal roof ventilators. They are ideal for use in applications where steady exhaust is needed under low to to moderate static pressure conditions and can be mounted on the roof or high up on the wall. When it comes to your HVAC and ventilation needs, think Grainger.

DAYTON Belt Driven Downblast Ventilator Less Motor and Drive Package

DAYTON Belt Driven Downblast Ventilator Less Motor and Drive Package
These exhaust ventilators are designed to meet the general clean air exhaust requirements for industrial and commercial buildings. Rugged and reliable construction makes fan capable of withstanding severe exhaust conditions. Fresh outside air is drawn in under the motor cover to maximize motor life.
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DAYTON Belt Driven Downblast Ventilators with Motor and Drive Package

DAYTON Belt Driven Downblast Ventilators with Motor and Drive Package
Roof ventilators can help extend the life of a commercial or industrial building by providing proper airflow.
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DAYTON Direct Driven Downblast Ventilators with Motor and Drive Package

DAYTON Direct Driven Downblast Ventilators with Motor and Drive Package
Dayton ventilators are designed for continuous operation to exhaust general clean, foul air and odors. Typically used for short and/or average resistance duct work.
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DAYTON Hazardous Location Belt Driven Downblast Ventilators with Motor and Drive Package

DAYTON Hazardous Location Belt Driven Downblast Ventilators with Motor and Drive Package
Designed to exhaust air in commercial and industrial applications with potentially hazardous particles or fumes. Motor, drive frame, and wheel are isolated from the mounting base by independent neoprene studs—no metal-to-metal contact, greatly reducing overall noise. Motors, sheaves, belts, and conduit kit are packed separately when unassembled ventilator with drive package is ordered.
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DAYTON Hazardous Location Downblast Ventilators Less Motor and Drive Package

DAYTON Hazardous Location Downblast Ventilators Less Motor and Drive Package
These centrifugal downblast exhaust ventilators are designed to meet the general clean air exhaust requirements for industrial and commercial buildings. The rugged and reliable design is intended to withstand severe exhaust conditions. Fresh outside air is drawn in under the motor cover to maximize motor life.
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FANTECH Direct Driven Downblast Ventilators with Motor and Drive Package

FANTECH Direct Driven Downblast Ventilators with Motor and Drive Package
These rugged ventilators are built to meet the general clean air exhaust requirements for industrial and commercial buildings.
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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.