As a standard NIBCO bronze fire protection valves are made to be “Dezincification Resistant,” which is a seal of quality and longevity.
As a standard NIBCO bronze fire protection valves are made to be “Dezincification Resistant,” which is a seal of quality and longevity.
作为一种基本要求，美国尼伯科青铜消防阀门都具有“抗失锌”特性，质量更加优异，使用寿命更加长。