Copper and copper alloys - Plumbing fittings - Part 8: Press fittings for use with plastics and multilayer pipes; German and English version prEN 1254-8:2019
Plastics piping systems for hot and cold water installations - Polybutene (PB) - Part 3: Fittings (ISO 15876-3:2017); German and English version EN ISO 15876-3:2017— 46 стр.