WM Specification File
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This WaterMark Technical Specification sets out requirements for manual or automated changeover devices of nominal sizes DN 20/25 and maximum allowable operating pressures up to and including 1600 kPa, which enable the interconnection from a pressurized rainwater tank supply and a water service to designated fixtures and outlets.

Licences evaluated under this specification

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
022109 28 May 2025 27 May 2030 Active
060075 14 May 2024 1 Apr 2029 Active
022042 30 Oct 2023 29 Oct 2028 Active
023022 12 Jul 2023 11 Jul 2028 Active
021636 17 Oct 2024 14 May 2028 Active
040087 8 Jun 2022 13 Oct 2026 Active