Solar water heater. Solar heaters, solar energy water heater, Solar Heaters Model: SPECIFICATION: 1. Material of Inner Tank: ... heat storage tank, 2. When using the hot water, the cold water flows through the inlet, the copper coil absorb ... C)Bracket:Galvanized steel :thickness 1.5mm welding:Argon arc weldingfastening pieces:Made of stainless steel screwFeeder tank5L galvanized steel solar water heater ...