Non-pressurized solar water heater
Inner tank: SUS304 2B food grade stainless steel
Out tank: SUS304 2B stainless steel plate /Colour sheet
Vacuum tube: 47/1500mm&58/1800mm
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.
Aluminum alloy (or stainless steel) supports are connected by bolts and nuts, firm and stable, easy to install.
Certification of our products:
Have passed CE, ISO9001: 2000, CCC, Keymark and other certification
Features of this solar collector:
1) Outer tank material: SUS304 2B stainless steel plate or Colour sheet
2) Inner tank material: SUS304 BA food grade stainless steel plate
3) Supporting frame: Stainless steel plate
4) Isolation layer: 50-65mm imported polyurethane foam for superior heat preservation
5) Type: 15, 18, 20, 24, 30 tubes
6) Easy installation and be installed on the roof or at ground level.