... 2.0mm in thickness Material Aluminium alloy plate Accessories Workstation system, Electric heater, E-Parts box, thermostat, Switch, Anode ... heat pipe solar collector, storage water tank, workstation system, accessories and interconnecting pieces.Heat Pipe Solar Collector:1 ... adaptable to either slope or flat roof structure, maintenance free systemPressurized Water Tank:1) Inner water tank: Food-grade ...