Extraction fan HELIX MANN

for air circulationceilingwall-mounted

High flow wall fans for extraction and/or ventilation This type of fans provide significant air flows for the extraction and/or ventilation of industrial, livestock or agricultural premises. Calculation for air extraction To calculate the m3/h necessary for air extraction depending on the premises or activity, the m3 of the premises must be calculated and the number of renovations applied based on the following table. Characteristics •Structure and overpressure slats in galvanized steel to avoid premature corrosion. •Propellers made of AISI 430 BA stainless steel. •High quality bearings. •IP-55 three-phase electric motor •V-belts. •Transmission pulleys made of magnesium aluminum. •Engine support with tensioner. •Side inserts for easy transport.