These exhaust fans feature nema 1 junction boxes in motor enclosures and are ul 705 listed for power ventilators.
Roof fan down blastt direct.
High pressure option for long ductwork with high resistance.
Fans ship in 3 5 business days.
Direct drive downblast exhaust fans are considered more economical for low volume cfms of 2 000 or less with moderate to high static pressure.
Includes enclosed and lubricated ball bearing motor birdscreen and disconnect switch for unit durability and stability.
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.
Belt drive for average resistance ductwork and high volume requirements.
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.
Discharge dirty air from industrial and commercial buildings with a selection of grainger supplied downblast centrifugal roof ventilators.
Direct drive for short low resistance duct work with average air volume requirements.
Direct drive motors are encased in weather tight compartment and all drives are factory set.
Downblast roof exhaust fans include both direct drive and belt drive options.
Custom hoods can also be made to your specifications with quick delivery.
Downblast roof ventilators provide air ventilation and circulation for applications including residential commercial industrial and more.
The fan blades of a direct drive downblast ventilator are attached directly to the shaft of the motor.
We offer brands like canarm tpi corp triangle national fan co soler palau j d mfg with free shipping over 75.
S p sdbd14 centrifugal roof mounted direct drive downblast fan 25 hp 2196 cfm single phase 230 volts sdbd14mm1cs.
Direct drive downblast exhaust fan 1100 cfm 479 00 freight included vr33 centrifugal dowbnlast direct drive 1100 cfm 0 333 hp 1ph.
They have fewer moving parts and are very energy efficient requiring minimal maintenance.