... design, cold water inlet connect with water pipe, supply the hot water by the pressure of tap water, with enough ... enamel, install long anode magnesium rod, soften the water and lengthen the service life of inner vessel. 4 ... parallel, install total, and satisfy more hot water requirement. insulated water tank: 1.100Liters SUS304 with 1.0mm ... plate with 0.5mm thickness solar water heater part water tank