solar collector 1)split pressure solar water heater 2)heat pipe or U pipe 3)solar KEYMARK, SRCC certificate Main feature:1) Reliable, efficient, ... fuel cost.; 7) Domestic and Commercial Use, JIAHUI solar collector is ideal for both domestic and commercial use ;8) ... AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); heat pipe solar collector (SOLAR KEYMARK,SRCC)