solar water heater

1.Material of inner tank:sus304-2B with 0.31mm or 0.41mm

 2.Material of outer tank:202 stainess steel with 0.31mm

 3.Vacuum tube:47*1500mm    58*1800mm     15.18.20.24.30tubes per set

 4.Frame:202stainess steel with 0.9mm or 1.2mm

 5.Insulation:50mm -60mm polyurethane

Freestanding solar water heater manufacturer