INSTALLATION
SECTION 3
If higher flow rates are required for the cold water services, a suitable tee fitting should
be fitted to the pipework, upstream of item C1.
The pipework fitted to the tundish outlet should be one size larger than the outlet pipe of
the safety device and should be terminated at a suitable drain.
(See Building Regulations 1992 Approved Document G3).
All fittings and materials must be suitable for use with drinking water and listed in the
current Water Research Centre " Materials and Fittings Directory".
Installation of unvented hot storage water systems must comply with Part G3 of the
Building Regulations 1992.
Typical water service layout for unvented system is shown in Fig 12.
WATER
CONNECTIONS
24
Fig 12.
Cold Water
Inlet Valve
Secondary Return
Optional Hot Water
Service
Check Valve
To Drain
Hot Water Service
Balanced
Cold Water
Take Off
Содержание CSC39
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