Suitability of non-metallic products for use in contact with water intended for human consumption with regard to their effect on the quality of the water, Methods of test, Samples for testing— 18 стр.
Wall and floor tiling, Design and installation of external ceramic, natural stone and mosaic wall tiling in normal conditions. Code of practice— 46 стр.
Connectors for analogue telecommunication interfaces, Sockets for use with plugs specified in BS 6312-1, Particular requirements for fixed socket-outlets used in permanent wiring installations— 22 стр.