The Intex 18ft x 48in Metal Frame Swimming Pool Set with 1 .500 GFCI Pump & Filter is great for making a splash in the warm weather. Easy to assemble and maintain . this pool is great for hosting friends and family at an excellent value. Designed to last for years of backyard fun . this complete swimming pool set is sure to become a family (and maybe a neighborhood) favorite. Includes everything you need for a great pool experience . including the powerful Intex 1500 GPH filter pump (includes a six-pack of Type “A” filter cartridges) . 48″ ladder . debris cover . and ground cloth.Proper installation of any above ground pool requires an area . sufficiently larger than the desired pool . to be leveled flat. Uneven ground . hills or holes must be leveled before pool assembly begins. If severely uneven ground prohibits level ground . proper installation will not be possible.