Solar Water Heater
1. Water tanks are made by machine. Inner water tank is made of super SUS304 food grade stainless steel plates, welded by argon arc. Water is pure and drinkable.
2. Warm keeper of water tanks adopts polyurethane's celluar, thickness is 60mm.
3. Aluminum alloy supports are connected by bolts and nuts, firm and stable, easy to install.
4. Between vacuum tubes and inner water tank, we adopt milk white silicon glue rings to connect and seal them.
5. The tubes and supports are adjustable, power bearing is average, and can assure the vacuum tubes to use long time.