... solar water heater 1)the original equipment; 2)non-pressurized; 3)ISO9001,3C,CE,CNAL; 4) easy to control ,nice and home ... layer advanced overall foaming technology.Feature: 1.Solar water heater with CE,CCC,ISO9001,CNAL certificate2.Special high ... hot water for about 2 days without any sunshine, consumer can enjoy comfortable bathe anytime. profession manufactory and supplier of solar hot water heater ...