Calorifier or Electric & Steam Water Heater 1.Customized or design service 2.Good quality & reasonable price ... 3.CCS,DNV,LR,GL Calorifier or Electric & Steam Water HeaterTank material: Carbon steel or stainless steel 304 or 316Accessories ... valve, pressure gauge, block valve, pumps, etc.. (C/W Electric control cabinet)Third party certificate: CCS, DNV, ABS, LR, GL, etc.. Electric Water Heater ...