Roof Fan Downblast Direct

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.

Roof fan downblast direct.

Direct drive for short low resistance duct work with average air volume requirements. Units feature a spun aluminum housing and have certifications including seismic high wind and hurricane. The fan blades of a direct drive downblast ventilator are attached directly to the shaft of the motor. Downblast roof exhaust fans include both direct drive and belt drive options.

Features benefits spun aluminum housing for rust free weather resistant durability. Fans ship in 3 5 business days. They have fewer moving parts and are very energy efficient requiring minimal maintenance. Hoodmart direct drive downblast exhaust fans made in usa are constructed with heavy gauge aluminum.

Belt drive for average resistance ductwork and high volume requirements. Downblast roof ventilators provide air ventilation and circulation for applications including residential commercial industrial and more. S p sdbd14 centrifugal roof mounted direct drive downblast fan 25 hp 2196 cfm single phase 230 volts sdbd14mm1cs. 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.

Includes enclosed and lubricated ball bearing motor birdscreen and disconnect switch for unit durability and stability. Custom hoods can also be made to your specifications with quick delivery. These exhaust fans feature nema 1 junction boxes in motor enclosures and are ul 705 listed for power ventilators. High pressure option for long ductwork with high resistance.

Direct drive motors are encased in weather tight compartment and all drives are factory set. Direct drive downblast exhaust fans are considered more economical for low volume cfms of 2 000 or less with moderate to high static pressure. Axial direct drive fans are the perfect low cost exhaust choice in the areas that have little or no ductwork and thus relatively low to moderate resistance. High speed direct drive centrifugal downblast exhaust fan with speed control birdscreen disconnect switch and 9 wheel 19 x 19 fan base dimension 39 lbs 300 cfm 0 060 hp 115 volt single phase motor ideal for installation in hospitals schools hotels auditoriums office buildings and light industrial areas.