An installation method (AIM) is a procedure approved by water undertakers.
The RPZ AIM provides procedures for both installing and testing of RPZ valves.
A copy of the current version of the RPZ AIM can be found here. It came into force on 1st January 2025.
It is approved the water undertakers in England, Scotland, Wales and Northern Ireland listed on page 2.
Please note: the AIM requires test equipment to meet a minimum specification.
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