Maximum bore copper stopend for terminating 54mm pipes in large commercial and industrial systems. Premium construction for the most demanding applications. Diameter: 54mm maximum bore size Application: Large-scale industrial systems Quality: Copper to BS EN 1254-1 Performance: 25 bar pressure rated Certification: WRAS approved for water Installation: Professional end feed soldering Embrass Peerless is a well-established UK plumbing fittings manufacturer, supplying the trade with quality copper fittings, valves, waste fittings, and drainage products trusted by plumbers and heating engineers. Product reference:Part number: 434429. EAN: 5055967923270. APM Plumbing & Electrical - West London's trade electrical and plumbing merchant. Visit us at our Acton trade counter or order online at apmi.uk. Call us on 020 8702 8080.