15mm. For use on hot and cold water services, heating and chilled water applications and low temperature hot water services. Manufactured from Copper and DZR Brass, offering increased mechanical strength. Compatible with Copper Tube to EN 1057, Polybutylene to BS 7291-2 and P-EX pipe to BS 7291-3. Manufactured in accordance with EN 1254-2. WRAS approved.
BS EN 1254-2
Manufactured from Copper & DZR for Increased Strength
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