作者: Peter John Morris , Garry Rodney White
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摘要: A hot water storage unit 100 having a vessel 102 , in which is storable, an outer casing 104 enclosing the outlet 114 for heated to exit from inside and relief device 106 . The relieves excess pressure and/or temperature by allowing escape comprises housing 108 containing operational components of removably retainable relative such that located substantially behind on inner side 122 104. can be made retaining placing around so after has been placed 102.