1.5 HP 150 Sq. Ft. Cartridge Filter System This In Ground Complete cartridge filter and pump system is a turnkey filtration system for a above ground up to 25,000 gallons. It includes a powerful 1.5 HP motor and a 150 Square Foot Cartridge filtration system with a cartridge filter element inside... MSRP: Was: Made in America: Now: $569.00