Best seller pressure solar collector for family use 

Features:
1. Pressure-bearing operation, no water flows in the vacuum tube, so water scale and tube exposition are avoided.
2. It can be integrated with the architecture perfectly and be connected with the existing pipes.
3. Interferential film coated vacuum tube with absorptance among 92% to 94%, with vacuum degree in 5×10-3 Mpa; the service life will be not less than 15 years.
4. Gain the Solar Keymark certificate and CE certificate, meet EN12975 standard.

Working principle:
Vacuum tubes transfers sunlight into heat energy, and then into the heat transferring fluid by fins outside the heat pipes made of cooper. Finally the energy will be released at the end of the heat pipe inside the header, heat transferring fluid inside which will get the energy to heat water in the tank.

Material of storage tank

Outer tank: 0.31mm thick galvanized/colorful steel

Inner Tank: 0.31mm thick SUS-304B food grade 

thick Insulation  55 mm thick Polyurethane foam

Our company is a manufacturer of  solar collectors and solar water heaters in China .We have ISO certification and some other related certifications.We always give our customers best price and good quality! We sincerely hope you will be my next business friends.