Union; It is a connection material for joining two pipes. Most are threaded and are usually made of metal, but there are plastic variants as well. Thanks to the union, the pipes can be joined without welding and the pipes can be removed from the place where the union is.
Sanitary Unions (Hygienic Unions)
The connection materials that connect the two pipes, which are also used in (sanitary) hygienic installations, in a way that will not leak or leak, are called sanitary unions. The unions that connect the system to each other without preventing the fluidity of the system and without leaking, also have to prevent the production of bacteria and microbes. For this, a hygienic union must be used.