WM Specification File
WMTS-509-2013.pdf (1.63 MB)
Description
This WaterMark Technical Specification sets out requirements for the design, manufacture and performance of polypropylene Access Chambers / Maintenance Shafts comprising an injection-moulded chamber for jointing to extruded PVC-U sewers or drains and riser shafts.
Watermark Specification
Yes
Adoption Date
25 Sep 2018

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
080050 30 Mar 2021 29 Mar 2026 Active
040151 6 Dec 2023 5 Jan 2026 Active
074663 19 Jan 2021 19 Jan 2025 Active