... pump with long life, low noise, no leakage, enviroment protection, passed CE, ISO9000. 1.Working conditions:Rated voltage ... highest liquid temperature-----110oC-The lowest enviroment temperature------2oC-The highest enviroment temperature------2oC2.The feature and use ... has following merits:no leakage ,low noise, enviromental protection, beautiful appearance,convient installation,run responsible and so ...