Durable & easy to assemble, Prism frame pools feature all of the great benefits of metal frame pools, & are enhanced with strong powder-coated steel tubing & a stylish, upscale looking liner color Hydro aeration technology has been incorporated into the cartridge filter pump providing improved circulation & filtration, improved water clarity, & increased negative ions at the water surface constructed with puncture resistant 3-Ply material; iwater capacity: 90%, 3,861 gallons; Age grade: 6+ includes a 110-120V cartridge filter pump with a pump flow rate of 1,000 GPH