... 304 or SUS 316 inner vessel Pressurized solar water tank (MRPS) is specially designed to be compatible with solar heating ... are CE certified.----------------------------------------------------------------------------------------------------------Specification of pressurized solar water tank (MRPS):MODEL MRPS-100MRPS-150MRPS-200MRPS-250MRPS-300Volume100L150L200L250L300LInner Vessel Diameter(mm)φ360φ ...