Suitability of non-metallic materials and products for use in contact with water intended for human consumption with regard to their effect on the quality of the water, Specification— 20 стр.
Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages. Complementary guidance to BS EN 806— 100 стр.
Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages. Complementary guidance to BS EN 806— 100 стр.