1,Certification: ISO ,Solar Keymark ,SRCC,SABS.SGS 2,7 years warranty 3,Delievery 7-10days 4,High Quanlity&Reasonable Price

 vacuum tube solar water  heater 

Certification:Have passed SRCC,CE,ISO9001:2000,CCC, solar Keymark ,SABS and other certificationFeatures:1) Outer tank material: SUS304 2B stainless steel plate or Colour steel.2) Inner tank material: SUS304 BA food grade stainless steel plate3) Supporting frame: stainless steel plate4) Isolation layer: 50-65mm imported polyurethane foam for superior heat preservation5) Specification of vacuum tube  Absorption rate: ≥93%,thermal radiation rate:≤6%  Temperature when ecposed to sun without water:250 degree ,2.5 hours to boiling if using tube.Resist 25mm hall,life scale can last 20 years.  6) Type: 15, 18, 20, 24, 30 tubes7) Easy installation and be installed on the roof or at ground level

Model Ligthing(m2) Vacuum Tube Supply hotwater(L/D) 20/40" container diameter length No. SP420-1500/47-12 1.26 Ø47mm 1500mm 12 70 90/205      SP420-1500/47-18 1.80 18 100 63/147 SP420-1500/47-24 2.49 24 130 50/116 SP420-1500/47-30 3.15 30 160 38/89 SP470-1500/47-12 1.26 Ø47mm 1500mm 12 90 78/176 SP470-1500/47-18 1.80 18 130 62/136 SP470-1500/47-24 2.49 24 168 51/108 SP470-1500/47-30 3.15 30 210 42/90 SP470-1800/58-12 1.68 Ø58mm 1800mm 12 100 66/146 SP470-1800/58-18 2.57 18 150 48/110 SP470-1800/58-24 3.40 24 200 32/76 SP470-1800/58-30 4.32 30 250 26/63

colour steel vacuum tube solar water heater