Description
This WaterMark Technical Specification sets out requirements for a demand-activated hot water pumping system for use in a dedicated plumbing hot water supply recirculation line.
Watermark Specification
Yes

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
023344 7 Feb 2024 6 Feb 2029 Active
040275 22 Jul 2021 22 Jul 2026 Active