Installation: FAQs
When are acceptable hot water system safety devices?
Acceptable safety devices include:
Temperature relief valves
Temperature control arrangements such as non-self-resetting energy cut outs and cylinder thermostats (interlocked to prevent flow from the primary circuit).
Combined temperature and pressure relief valves
Pressure reducing valves
Expansion vessels installed in combination with expansion relief valves.
For further information, including advice about safety device arrangements for different methods of heating, please refer to the relevant version of the Building Regulations.
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Disclaimer
Uncontrolled if downloaded. This is informative, non-statutory guidance and intended for general guidance purposes only; it is subject to change.
Compliance with this information should not be relied upon as guaranteeing no enforcement action will be taken by water undertakers. Water Regs UK accepts no liability for loss, indirect or consequential loss arising from or in connection with this guidance document.