... thickness galvanized steel material4,P/T relief valve ,electrical heater element with terminator5,Heat exchanger:20m long,12mm diameter, ... good style .5,Tank is equipped with electric water heater setting,automatic temperature controller.6,With increased anode magnesium ... 10~99?operation temperature ,1Mpa maximum operationpressure (Italy)2,Circulation pump:WILORS15/6,three phases,220V/50Hz(German)3, ...