WM Specification File
Download Specification (1.33 MB)
This WaterMark Technical Specification sets out requirements for a pressure-compensating tank for use within cold water supply systems incorporating water supply pumps or systems with fluctuating pressures.

Licences evaluated under this specification

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
022939 2 Dec 2025 1 Dec 2030 Active
060176 4 Mar 2025 3 Mar 2030 Active
060172 27 Feb 2025 26 Feb 2030 Active
060044 16 Jun 2025 9 Dec 2028 Active
032349 7 Mar 2024 6 Dec 2028 Active
023340 15 Sep 2025 6 Nov 2028 Active
022521 19 Jul 2022 20 Jun 2026 Active