Page 115 - The City and Guilds Textbook: Plumbing Book 1 for the Level 3 Apprenticeship (9189), Level 2 Technical Certificate (8202) and Level 2 Diploma (6035)

Chapter 2 Common processes and techniques

 Table 2.17 Copper tube fittings recognition

Equal tees (all three
connections equal
Couplings size) Elbows Reducers

End feed

Integral solder ring

Compression

Push fit

Press fit

As well as the fittings mentioned above, there are other common fittings that
may be used on a regular basis. These are: INDUSTRY TIP
● reducing tees, which come in three different forms: When ordering tees with a
1 reduced end – where one end is reduced mixture of end and branch
2 reduced branch – where the branch is reduced sizes, care should be taken
3 reduced end and branch – where one end and the branch are reduced – to ensure that the correct
and two reduced ends (sometimes called pendant tees), where both ends configuration is quoted. The
are reduced method to use when ordering
● tap connectors – used for connecting to taps and float-operated valves: tees is to quote the largest
● straight tap connector end, then the smallest end,
● bent tap connector and the branch last.
● cap ends – used for blanking off the ends of the tube; also known as
stop ends
● tank connectors – used for making connections to tanks and cisterns
● flexible connectors – often used instead of tap connectors on sanitary ware
● central heating manifolds – a specialist fitting used in microbore central
heating systems.

In the photograph above, the
tee would be ordered as:
22 mm × 22 mm × 15 mm

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