... -optimal CE,ISO9001,SGS,CCC OEM Compact/non-pressurized solar water heater,200LSimple structure and working principleCost-optimalCE,ISO9001,SGS,CCCOEM ... )Optional spare parts:Electric heater,magnesium rod,assistant tank,reflectorPacking:Export carton with full foamsRemark:Diameter of solar water tank(mm):360/460Vent ... /240/300/360L(58*1800) Compact /non-pressurized solar water heater 200L/manufacturer