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
060176 4 Mar 2025 3 Mar 2030 Active
060172 27 Feb 2025 26 Feb 2030 Active
060044 22 Jan 2025 9 Dec 2028 Active
032349 7 Mar 2024 6 Dec 2028 Active
023340 7 Nov 2023 6 Nov 2028 Active
022521 19 Jul 2022 20 Jun 2026 Active
022939 16 Nov 2023 1 Dec 2025 Active