A mobile cellular cooling apparatus includes frame having a distribution pipe for carrying and distributing water through the pipe and into a plurality of cells. Excess or unevaporated water is collected in trough and recirculated through the apparatus utilizing a reservoir and a pump. Air passes through the cells and achieves a cooling effect on the air temperature while removing contaminants and/or pollutants. One or more of the apparatuses may be included or installed within a poultry house or structure. One or more apparatuses may be included or installed along with other ventilation components to provide an improved ventilation for such structures or buildings.