BS EN ISO 15874-3. Plastics piping systems for hot & cold water installations. Polypropylene (PP). Part 3. Fittings Pipes, Pipe fittings, Polypropylene, Plastics, Water supply (buildings), Domestic, Hot-water supply systems, Cold-water supply systems, Water, Potable water, Hot-water central heating, Pipework systems, Pipe couplings, Classification systems, Environment (working),
Dimensions, Physical properties of materials, Testing conditions