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  1.     
    #1
    Junior Member

    exhaust

    what will happen if your pushing alot of air out with no kind of intakes, the building is sealed pretty good, its 6.5 by 4.0 by 8.5 feet high the exhaust is 250 c.f.p.m. no intakes
    C.BEVERLY Reviewed by C.BEVERLY on . exhaust what will happen if your pushing alot of air out with no kind of intakes, the building is sealed pretty good, its 6.5 by 4.0 by 8.5 feet high the exhaust is 250 c.f.p.m. no intakes Rating: 5

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  3.     
    #2
    Senior Member

    exhaust

    If not enough air comes in around the door, the air will come back in through your fan, decreasing efficiency and putting more strain on the fan's motor.

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