The Intex Solar Mat Is An Energy Efficient Way To Capture The Sun S Rays To Heat Up Your Above Ground Swimming Pool. Designed To Work With Most Intex Filter Pumps, This Heater Is Perfect For Increasing Your Swimming Session With Warmer Water, Using Environmentally Friendly Solar Heating Technology.Designed To Increase Temperature Of Pool Water By Approximately 5 - 9 Degrees Fahrenheit Depending On Weather ConditionCompatible With Filter Pumps Up To 1/3 Hp Or Pump Flow Rate < 2,000 Gal/HrSuitable For Above Ground Pools Up To 8,000 Gal / 11Ft Sq Surface To Absorb Sun S Rays1.25In Hose Attachment PointsIncludes 1 Adaptor A And 1 Adaptor B For 1.5In Hose ConnectionIncludes: 1.25In Diameter Connecting Hose, Bypass ValveDimensions: 47.25In X 47.25In (Flat, Before Fill)