Exhaust Fans for Dairy Ventilation


● Up to 70% energy saving over traditional fans

● Direct drive of variable speed

● High resistance to corrosion environment

● Blade made of reinforced nylon fiberglass

Product Detail


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The Koolmax® Exhaust Fan is a 57" fan that features the direct drive, permanent magnet motor which is high energy efficiency. The housing and frame is made of fibreglass preventing rust and corrosion in any environment. And the Exhaust fan has an additional includes sealing doors that seal out air and light when closed. The Exhaust Fan is designed to operate in the full range from minimum winter ventilation to maximum power using basic 0-10 volt control relays which eliminates the need for smaller fans.


1 Up to 70% energy saving over traditional fans

2 Direct drive of variable speed

3 High resistance to corrosion environment

4 Blade made of reinforced nylon fiberglass


Poultry house and pig house

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  • Name Rated powder Air volume (m3/h)
    0Pa 25Pa 50Pa 62Pa 75Pa
    57’ cone fan 2.2Kw 67600 61400 55700 52100 48600
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