Vacuum tube: 1) good efficiency 2)reasonable price 3)AL-N-AL Coating 4)Long life-span vacuum tube :  Certifactes: CE, ISO9001; CCCSpecification:1.Outer Diameter /Inner Diameter : Φ47/37mm; Φ58/47mm ;  Φ70/58mm2.Length of Tube : ...

Glass vacuum tube: 1) high efficiency 2)reasonable price 3)ALN/AL-SS/CU Coating 4)Long life-span Glass Vacuum Tube :Certifactes: CE, ISO9001; CCCSpecification:1.Outer Diameter /Inner Diameter : Φ47/37mm; Φ58/47mm ;  Φ70/58mm2.Length of Tube : ...

heat pipe vacuum tube: 1) high efficiency with copper pipe 2)reasonable price 3)ALN/AL-SS/CU Coating 4)Long life-span vacuum tube :  Certifactes: CE, ISO9001; CCCSpecification:1.Outer Diameter /Inner Diameter : Φ47/37mm; Φ58/47mm...

vacuum tube 1)High Quanlity 2) The most competitive price 3)Long Life-span vacuum tube for solar water heater and solar collector:Specification:1)Inner tube/outer tube diameter:37/47mm,47mm/58mm2)Length of tube:1500mm,1800mm,2000mm,2100mm3)Material:high double borocilicate...

solar vacuum tube high quality low price high absorption long life-span vacuum tube for solar water heater and solar collector:Specification:1)Inner tube/outer tube diameter:37/47mm,47mm/58mm2)Length of tube:1500mm,1800mm,2000mm,2100mm3)Material:high 3.3 borocilicate...

heat pipe vacuum tube: 1) high efficiency with copper pipe 2)reasonable price 3)ALN/AL-SS/CU Coating 4)Long life-span vacuum tube :  Certifactes: CE, ISO9001; CCCSpecification:1.Outer Diameter /Inner Diameter : Φ47/37mm; Φ58/47mm...

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...

compact pressurized solar water heater 1.High quality products 2.Overseas hot products 3.the most competetive compact pressurized solar water heater    Specification1.Tank:a. Inner tank material:SUS304-2B food grade stainless steel with thickness of 1.2mmb.Outer...

heat pipe solar water heater 1)Best quality 2)anti-freeze:-35 degrees 3)high quality 4)long life-span heat pipe solar water heater:Certificate:CE, CCC,...

pressurized solar water heater 1)Best quality 2)anti-freeze:-35 degrees 3)high quality 4)long life-span ressurized solar water heater: Certificate:CE, CCC,...