Suitable for use on all above ground hot and cold water services and heating installations. Also ideal for oil and low pressure gas distribution pipelines. Designed for use with copper tube manufactured to BS2871 Part 1, tables W, X, Y & Z / EN 1057 - R220, R250, R290 and DIN 1786. Stainless steel tube to BS 4127 Part 2 in sizes up to and including 28mm can also be joined successfully with Kuterlite 600 fittings.