compact unpressurized solar water heater

Key Specifications/Special Features:

• Uses glass vacuum tube and water through vacuum tube
• Simple and compact structure
• Excellent heating performance
• Convenient installation
• More collecting area and heat efficiency
• Fits international standards
• Descended from 1.5m tube
• Connection left for upgrade which can realize complements of light and electric and digital control for comfortable life
• Advantages:
  • Highly efficient absorber of high performance with daily average efficiency over *0%
  • Stainless steel inner cylinder free from corrosion
  • Simple structure
  • Easy to assembly and install
  • Diffuse flat plate reflector can be assembled easily with its module structure
  • Insulation with polyurethane foam
  • Can be used year round even in cold climate
  • Used together with auxiliary electric boost
  • Automatically controlled
  • Long service life: *5 years
  • Large-scale solar hot water system can be installed either with parallel or series connections