... Air handling units "GRAD" brand air handling units from the vertical (air volume from 2000 ~ 60000m3 / h), horizontal (air volume from 2000 ~ 60000m3 / h ... ) and ceiling-type (air volume from 1000 ~ 16000m3 / h ... provide the following parameters: type, air flow, cooling capacity, power, air pressure,right and left style, ...