All Glassvacuum Tube With Heat Pipe

Keyfeatures:
certified solar energy product
reliable and efficient heat transfer by twin-glass vacuum tube
copper heat pipe for much more rapid heat transfer
suitable for main pressure (up to 8 bar/116i)
corrosion resisatant silver brazed copper header
easy plug-in installation
ideal suitalble for the integrative pressurized solar waterheater(SWH) and split pressurized SWH
maintenance free
quality guaranteed period:10 years
certificates: CE , ISO9001-2008, CCC, and Keymark, SRCC and soon.
specification:
The marerial of glass tube: hard borosilicate :3.3
The thickness of inner and outer tube of:1.6mm
Absorption coefficient: ï¹¥90%(92%)
Absorptive coating :high efficient heat absorptive selectivecoating:
SS-C/CU
All Glassvacuum Tube With Heat Pipe