This WaterMark Technical Specification sets out requirements for a device specifically designed to detect leaks and shut off the water supply in heated water systems when utilised in association with a safe tray.
Watermark Specification

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
026899 8 Dec 2023 7 Dec 2028 Active
023251 11 Oct 2020 11 Oct 2025 Active
080023 28 Apr 2019 28 Apr 2024 Active