solar water heater vacuum tube
solar vacuum tube High borosilicate 3.3glass.the life can lasts 15years. Manufacturer for more than 14years.
solar vacuum tube
Vacuum tube:1,the pipes are made of advavced superconductive oxygen-free copper heat pipes
2,graceful appearance long service life and non pollution
3,the evacuated tube with superconductive heat pipe is the most advanced product in
the world
4,Dimension:dia,28*1200mm,dia,28*1500mm,dia,47*1500mm,dia,47*1500mm
dia,58*1800mm,70*2000mm
5,High resistance to the wind ,hail and severe temperature
6,High efficiency of heat absorption
solar water heater vacuum tube