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HS41X-A防(fang)污(wu)隔斷閥用(yong)(yong)于防(fang)止生(sheng)(sheng)活(huo)飲用(yong)(yong)水(shui)(shui)(shui)管道發生(sheng)(sheng)回流污(wu)染(ran)的安(an)全(quan)裝置，是(shi)我廠引進(jin)*技術自行研制開(kai)發的，安(an)全(quan)可(ke)靠，防(fang)止飲用(yong)(yong)水(shui)(shui)(shui)回流污(wu)染(ran)的新穎(ying)閥門，一確保生(sheng)(sheng)活(huo)飲用(yong)(yong)水(shui)(shui)(shui)的衛生(sheng)(sheng)和安(an)全(quan)。