Details: This Clean & Clear Plus pool and spa cartridge filter has 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 240-square feet and flow rate is 90-GPM. Filter has a corrosion resistant injection molded filter tank featuring superior strength and reliability. Measures 22-inch length by 33-1/2-inch height by 22-inch width.