Downblast roof exhaust fans include both direct drive and belt drive options.
Roof fan down blastt direct.
Hoodmart direct drive downblast exhaust fans made in usa are constructed with heavy gauge aluminum.
Get a direct drive axial downblast ventilator from grainger to help provide a steady exhaust or supply of clean air under low to moderate static pressures.
They have fewer moving parts and are very energy efficient requiring minimal maintenance.
Custom hoods can also be made to your specifications with quick delivery.
Direct drive for short low resistance duct work with average air volume requirements.
Fans ship in 3 5 business days.
We offer brands like canarm tpi corp triangle national fan co soler palau j d mfg with free shipping over 75.
These exhaust fans feature nema 1 junction boxes in motor enclosures and are ul 705 listed for power ventilators.
Shop industrial fans direct for centrifugal commercial garage fans through the wall mounted exhaust fans stainless steel fans weatherproof rooftop upblast and downblast fans thru wall mount shuttered fans explosion proof filtered fans for kitchens bathrooms.
Discharge dirty air from industrial and commercial buildings with a selection of grainger supplied downblast centrifugal roof ventilators.
S p sdbd14 centrifugal roof mounted direct drive downblast fan 25 hp 2196 cfm single phase 230 volts sdbd14mm1cs.
Downblast roof ventilators are aluminum and steel constructed for lasting dependability.
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.
Includes enclosed and lubricated ball bearing motor birdscreen and disconnect switch for unit durability and stability.
High pressure option for long ductwork with high resistance.
Direct drive downblast exhaust fans are considered more economical for low volume cfms of 2 000 or less with moderate to high static pressure.
Belt drive for average resistance ductwork and high volume requirements.
The fan blades of a direct drive downblast ventilator are attached directly to the shaft of the motor.