Waterway ProClean Plus PCCF-150 150 SqFt Single Cartridge Filter 1.5HP 150 gpm. Designed for in-ground installations, the ProClean Plus Cartridge Filter has a raised inlet for extra dirt holding capacity and clean easy plumbing from the pump. Molded of ABS thermoplastic, the ProClean Plus Cartridge Filter will provide years of dependable service.