Pentair PNSD0035DE2160 Sand Dollar Aboveground Filter System with Blow-Molded Tank, 1 HP Sand Dollar aboveground filter system with blow-molded tank Combination water and sand drain makes servicing and winterizing fast and easy Unionized pump to filter connection Six position 1-1/2-inch. multiport valve Measures 25-inch length by 34-inch height by 24-3/10-inch width