Section 12
of Water Supply Regulations 1961 Reprinted 1999
Section 12
(1)
Every service pipe or distributing pipe of copper connected by means of screw joints shall comply with –
(a)
B.S.S. 61: Part I: 1947 for copper tubes; and
(b)
B.S.S. 61: Part II: 1946 for screw threads for copper tubes.
(2)
Copper alloy pipe fittings and copper alloy three piece fittings or unions for copper pipes shall be screwed in accordance with B.S.S. 61: Part II, 1946, and shall comply respectively with B.S.S. 99: 1922 and B.S.S. 66: 1914.
(3)
Cast copper alloy pipe fittings for copper pipes screwed in accordance with
Table 4 of B.S.S. 61: Part II, 1946, shall comply with the relevant requirements of B.S.S.
143: 1952 or B.S.S. 1256: 1952 for malleable cast iron or cast copper alloy fittings.
Connection of copper pipes by means of capillary or compression fittings.