Pex and Multilayer Pipe Fitting Valves with press bushings Pex and Multilayer Pipe Fitting Valves with press bushings PN 25. Standard bore. Chrome-plated brass construction according to UNE-EN 12165. PTFE seats. AISI 304 stainless steel press bushes. Anti-electrolysis ring. EPDM seals. Max. temp. 110ºC.Reference: 3183 See Technical Sheet