Requirements for the manufacture, quality, finish, thickness and testing of material that does not contain asbestos.Cross References: BS 870*BS 907*BS 1134:Part 1*BS 1832 *BS 1506*BS 1610:Part 1*BS 2779*BS 3643:Part 1*BS 6920:Part 1*BS 6956:Part 1*BS 6956:Part 2*BS 6956:Part 4*BS 6956:Part 5*BS 6956:Part 6*BS 6956:Part 7*DIN 3754*ASTM D471 *Health and Safety at Work etc. Act 1974*UK Water Fittings Byelaws Scheme*