We are offering centrifugal blower. The cb-sw centrifugal fan is designed to handle large volumes of relatively clean air at low to moderate pressures in applications such as hvac, combustion air supply, filtration and drying systems, fume hood and spray booth as well as other exhaust systems, air pollution control (clean side of dust collectors) an industrial processes. The cb-sw features a backward inclined wheel constructed of steel using flat single thickness blades, solid welded to the rim and backplate.