Take advantage of the heating power of the sun with SolarPRO's XD1 pool heater. A cost-effective way to warm pool water, this 20-ft. heating coil reduces pool heating costs, extends your swimming season and is environmentally friendly. It's easy to install on any above-ground pool, and can be used in multiple sets for added heating efficiency. Works with your existing pool pump and requires no electric or gas connections. Includes protective cover and adapters for Intex® pools.