RPZ FAQs: Testing

Can a test interval be changed?

Test intervals can only be changed with the agreement of the local water undertaker.

Please note whilst they may be willing to work with customers to accommodate practical consideration, such as shutdowns and aligning test due dates for RPZ valves on site it is unlikely, they will be willing to extend them.

For further information contact the local water undertaker.



To improve this information please give us your feedback >
Your Feedback


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.