SunHeater WS220P S220P Aboveground Pool Heating System, Includes One 2’ x 20’ Panel (40 sq. ft.) – Solar Heater Made of Durable Polypropylene, Raises Temperature Up to 15°F, Black
Smartpool SunHeater Solar Pool Heating System 2' x 20' (40 square feet) Complete Solar Heating System for most Above ground Pools (S220P).