compact non-pressurized solar water heater

1.competitive price,reliable quality.
2.evacuated compact non-pressurized solar water heater.
3.easy to install.
Compact non-pressurized solar water heater:

1.Vacuum tube: diameter: 420, 20pcs, 58/1800
2.Inner tank: stainless steel SUS 304 2B
3.Outer tank: painted steel-aluminum-zinc coated steel
4.Heat insulating layer: polyurethane 40mm.
5.Frame: coated galvanized- zinc steel
5.Outer tank :14.65 mm
6.Frame width: 1336mm
7.Water tank:117L
8.Water heater volume: 145L

Advantages:
1.Solar water heater:3 years
2.Vacuum tube:15years
3.Use: house appliances
4.Certificate: CE,GS, ISO:9001, GOLD SOLAR