The Tenkay gas turbine air filtration system is a single stage self-cleaning system using cylindrical filter elements. The elements are arranged vertically in rows and sealed positively to the clean air plenum. The cleaning system is typically activated as a function of dust loading and avoids large increases in pressure drop in events, such as dust storms. In environments where coarse dust or snow accumulation can plug a filter, this kind of self-cleaning systems allows full continuous operation at a low stable pressure drop. Our Tenkay UpFlow Filter Housing has the following benefits: