CHANGZHOU DENG YU SOLAR ENERGY CO

Company Description

Vacuum tube is the heart of the solar water heater. Its quality directly affect the heat efficiency of the solar water heater. There are great difference betCHANGZHOU DENG YU SOLAR ENERGY COen good vacuum tubes and bad ones. For the sake of the consumer&＃039;s behalf, Beijing fuzhen haochuan new material technology limited company choose the good vacuum tubes which life is up to 15 years. We have complete type and spec,welcome to view and emulate.