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Unpressurized vacuum tube color steel solarwater heater

We are a professional enamel hot water tank / solar water heater manufacturer with ISO and CE certificate in Changzhou, China.

Specifications:

1. Inner tank:

1.1 Materials: Stainlesss steel or Enameled steel
1.2 Welding procedure: completely auto welding;

2. Outer tank
2.1 Materials: galvanized steel 0.4mm
2.2 Production procedure: sheet are jointed-up after crimping;

3.Insulation layer
3.1 Materials: polyurethane , environmentally friendly
3.2 Procedure: Using CNC constant temperature, constant pressure quantitative foaming, curing processing, thick insulation layer, ensure the quality more close, well-balanced, insulation more abiding.

4. Supporting stand
4.1 Materials: Color steel, 1.5mm

4.2 Tilt degree: 30 degree, 45 degree

5.Evacuated tubes

5.1 Size: 58mm - 1800mm
5.2 Absorber coating: AL-ALN or SS-ALN-CU

6.Packing: Export standard Cartons

Please note: Inner tank of NB-series is stainless steel SUS304, Inner tank of NC-series is enamel steel.