2022BS EN 15632-2:2022 District heating pipes. Factory made flexible pipe systems. Bonded system with plastic service pipes; requirements and test methods
2015BS EN 15632-2:2010+A1:2014 District heating pipes. Pre-insulated flexible pipe systems-Bonded plastic service pipes. Requirements and test methods
2010BS EN 15632-2:2010 District heating pipes - Pre-insulated flexible pipe systems - Bonded plastic service pipes - Requirements and test methods