Pleatco Filter with Free-Flow Core Technology for the purest water quality and durability Made with Microban, an antimicrobial protection for solid products, coatings and fibers. Gives these products an added level of protection against damaging microbes, such as, bacteria, mold, and mildew that cause odors, stains and deterioration. Replaces OEM Filter Brands and Part Numbers: Coast Spas (Canada): 817-0147, 8170147 Measurements: Length: 29-15/16" Outside Diameter: 5-3/8" Top Opening: 2-7/47" Bottom Opening: 2-3/16" Total Sq. Ft. 150 Other popular brand part numbers Unicel Filter - C-5351, C5351 Filbur - FC-2976, FC2976 Aquakleen - AK-40043, AK40043 Manufactured by Pleatco, guaranteed highest quality or your money back Pleatco Part number: PCST-120-M, PCST120-M UPC Code: 090164112039