Upblast Vs Downblast Exhaust Fan

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Upblast vs downblast exhaust fan.

Downblast roof ventilators are designed for situations requiring a steady exhaust or supply of air under low to high static pressures. Belt drive downblast exhaust fans however may be the best choice for cfms higher than 2 000 or for high temperature applications. Greenheck is the leading supplier of air movement control and conditioning equipment including fans. 1 4 hp 1phase 115v.

Centrifugal downblast exhaust fan. By saum hadi posted on october 19 2018. Air with a lot of grease dirt toxins or chemicals should be moved up and away from the roof with an upblast fan rather than downward. These are common in commercial kitchens and labs and come in two different types.

You will find our fans in every type of commercial institutional and industrial buildings. These ventilators are used to exhaust generally clean air. Hood depot services full service kitchen ventilation direct drive axial downblast exhaust fans centrifugal upblast direct drive fan du hra centrifugal upblast direct drive fan du hra hood depot services full service kitchen ventilation. Downblast discharges down toward the roof deck.

If you are looking for a downblast exhaust fan for your restaurant or commercial building it is important to select the one that is right for your facility. Upblast discharges straight up. When purchasing a new exhaust fan one of the most basic decisions you ll make is whether to buy a downblast exhaust fan or an upblast exhaust fan knowing the differences between the way these two fans work and what applications they are best suited for will help you determine which fan is right for your needs and help you avoid potential problems that can be caused by purchasing and. Wall mount requires an upblast fan.

Upblast fans move the air upward away from the roof. Upblast and downblast refer to the direction the air is being discharged from the exhaust ventilator.