500-5230 Waterway Plastics Core Assy, Waterway Clearwater 150 sqft, w/o Cartridge $135.91 500-5230 Waterway Plastics Core Assy, Waterway Clearwater 150 sqft, w/o Cartridge Core Assy, Waterway Clearwater 150 sqft, w/o Cartridge Alternate Item: 500-7360