Pentair 160301 Clean & Clear Plus Fiberglass Reinforced Polypropylene Tank Cartridge Pool Filter, 420 Square Feet, 150 GPM (Residential) Clean & Clear Plus pool and spa cartridge filter Large filter area for increased dirt capacity; 1-1/2-inch and 100 percent drain clean-out port Continuous high flow internal air relief and high flow manual air relief valve; NSF listed and superior strength Injection molded tank and black bulkhead unions; balanced hydraulic flow and tension control clamp It has effective filtration area 420-square feet and flow rate is 150-GPM; measures 22-inch length by 45-inch height by 22-1/2-inch width