No filter system required | Quick-disconnect fitting for use with garden hose | Includes reusable leaf bag | For above-ground pools, spas, and other Small water features | Include 5-foot pole

Winter pool cover to be used with traditional above ground swimming pools | Solid material will not let water pass through | Pool Size: 18 Foot Round - Cover Size: 22 Feet (includes overlap in total) | Extra heavy-duty 12 x 12 scrim | Extra heavy-duty polyethylene weighs 3.26 oz./yd2 | 4 foot overlap (Includes 4 feet of extra material beyond pool size, making this cover easier to install, included in cover size above) | Includes winch and cable, which should be used to secure the cover through the grommets | 15 Year Warranty | Cover should be able to float loosely on the water, consider going up a pool size if you have large top rails | Ice equalizer pillow sold separately