Food grade SUS 304 stainless steel, 0.4-0.6mm, diameter 360mm/380mm
Inner Tank Quantity: 4 inner tank
Out Tank: Galvanized steel/201 stainless steel, 0.4mm, diameter 460mm/480mm
Insulation: 50mm high-density polyurethane foamed
Inlet&Outlet: 1/2” or 3/4”, stainless steel SUS304
Vacuum Tube: QB-AL-N/AL-47mm/58mm-1800mm
Water Tank Bracket: Galvanized steel sheet, 1.5mm/201 stainless steel, 1.2mm/aluminium alloy, stainless steel 304 screws & nuts
Accessories:Assistant tank, electric heater, magnesium anode, TK-8A digital controller and so on
Advantage:(1)new design side assistant tank for hard water area; (2)non-welding technology (3)petent design, with 4 inner tank
Tank and Tube Capacity
Compared with normal solar water heaters, our 4G solar water heater looks more luxury.
4G solar water heater is our own patent design model with 4 inner tanks.
The first inner tank: add cold water automatically
The second inner tank: hot water storage tank
The three inner tank: hot water storage tank
The fourth inner tank: 100% hot water storage tank
Adding cold water automatically, when adding, the cold water does not mixed with hot water directly, thus can avoid heat loss.