Check the listing for details. BRAND NEW Hot Tub Filter Compatible Cal Spas Filter # 8548 and Jacuzzi Premium. Color: Blue, Condition: New. Listed at 54.25 USD. Great Barrier 8548 Filter The Very Best Jacuzzi replacement Filter Great Barrier Filter with Micro Ban fits all J-300 series tubs no matter year or model. FIts J-310, J-315, J-320, J-325, J-330, J-335, J-340, J-345, J-350, J-355, J-360, J-365, J-370, J-375, J-380 and J-385 GREAT BARRIER PLEATS - High temperatures and the wet environment make an unprotected filter surface a target for the growth of bacteria. Great Barrier Pleats are made with genuine Reemay Advantage with Microban. Microban antimicrobial protection inhibits the growth of bacteria that can cause staining odors and degradation of the filter. The unique continuous antimicrobial cleaning action of Microban makes the spa filter easier to clean, keeps it fresher between cleanings and ensures filter life. OD: 6 5/8" Top ID: Handle Bottom ID: 2" SAE Length: 15 1/2” Sq. Ft: 52 Cross reference: Filbur / Unicel # FC-2800 / 6CH-960 Hot Tub Replacement Part compatible with Great Barrier fits Cal Spa and fits Jacuzzi Premium. Replacement Filter for Pool and Spa Filters. DIY8548 This item is a 1-Piece Premium Replacement Filter This spa filter is easier to clean, keeps it fresher between cleanings and ensures filter life. OD: 6 5/8 Inches Top ID: Handle Bottom ID: 2 Inches SAE Length: 15 1/2 Inches Sq. Ft: 52 Most important, see pictures for details and he’s sure your measurements are precise so to be sure you are ordering the correct filter for your needs. Thank you!!