BS 6920-1:2014 Suitability of non-metallic materials and products foruse in contact with water intended for human consumption with regard to their effect on the quality of the water. Part 1: Specification

This part of BS 6920 specifies requirements for the suitability of non-metallic (including cementitious) materials and products, and also water fittings and components, pipes and materials used in coating, protection, lining, jointing,sealing and lubrication, for use in contact with either hot or cold water intended for human consumption, with regard to their effect on the quality of the water.