Thermal Solar Component 1.KEYMARK,SRCC,CE,ISO,CCC 2..High quality products 3.Best service 4.Beautiful design Thermal Solar ComponentCertificate:CE, KEYMARK, SRCC,ISO , CCC Specification 1.Heat pipe tube :High quality tri-elements coating tube(ALN/ALN-SS/CU),dia.58mm, length:1.8m or Dia.47mm,1500mm,inside is high quality copper pipe-thickness: 1mm 2.Inner direct-flow pipe: red copper pipe dia.: ...