untitled BRITISH STANDARD BS EN 14743 2005 +A1 2007 Water conditioning equipment inside buildings — Softeners — Requirements for performance, safety and testing The European Standard EN 14743 2005, in[.]
BRITISH STANDARD Water conditioning equipment inside buildings — Softeners — Requirements for performance, safety and testing The European Standard EN 14743:2005, incorporating amendment A1:2007, has the status of a British Standard ICS 91.140.60 12&23