... installation 4.Anti-freez,No maintenance Balcony Solar Water Heater, Technical Parameters: Heat Pipe Solar Collector ... Material Aluminium alloy plate Accessories Workstation system, Electric heater, E-Parts box, thermostat, Switch, Anode magnesium bar, ... 25mm Balcony solar water heater description:INLIGHT balcony solar water heater composes of balcony solar collector, storage water tank, workstation ...