US SOLAR PUMPS.COM S5-15PV/Cu - 3 GPM - Food Grade - 12V Solar Hot Water Pump - Can be run by a 15W solar panel Threads
Made especially for the high temperatures & high pressures generated by solar hot water systems. The plastic housing is built with special plastics and the metal fittings are molded into the plastic housing. It has also become a very popular pump with beer brewing enthusiast!