Plastics pipework (thermoplastics materials), Specification for the installation of thermoplastic pipes and associated fittings for use in domestic hot and cold services and heating systems in buildings— 14 стр.
91.140.10 Central. Including burners and boilers for central heating systems / Системы центрального отопления. Включая горелки и котлы для систем центрального отопления
91.140.60 Water. Including water meters in buildings / Системы водоснабжения. Включая счетчики воды в зданиях
83.140.30 Plastics pipes and fittings for non fluid use / Пластмассовые трубы, фитинги и клапаны
