Specifications Package SIZE: 23.7’’ L * 10.6’’ W * 10.6’’ H CORE: PVC Core Filtration Area: 150 sq. ft. Weight: 8.7 lb Package included 1 x Pool Filter Cartridge How to find the right model for your filter? 1. lf you already know your filter cartridge's part number, see if your part number matches any of the options below: Hayward SwimClear C150S Hayward CS150E CX150XRE PA150S Unicel C-9441 Filbur FC-1266 Spa-Daddy SD-01333, Ultra-D4 2. If you don't know your filter cartridge's part number, simply measure your current one. Our replacement cartridges are sized at: Length: 23-1/8”; Outside Diameter: 10-1/8’’; Top /Bottom Opening: 4” Note All manufacturers' names and part numbers remain the property of their respective holder(s) and are used for compatibility information only.