WM Specification File
This Technical Specification sets out requirements for metallic and plastic bodied waste pipe
outlets and gratings, separate or integral, for sanitary plumbing applications.
Adoption Date
8 Feb 2022

Licences evaluated under this specification

WM Certificates associated with this Specification

Certificate Current Certification Date Current Expiry Date Status
026624 30 Oct 2023 8 Jul 2026 Active
023097 5 Mar 2024 15 May 2026 Active
026638 25 Nov 2022 11 May 2026 Active
032153 4 May 2023 31 Mar 2026 Active
008218 10 Mar 2023 31 Mar 2026 Active
023002 9 Aug 2023 28 Jan 2026 Active
022744 12 May 2022 18 Dec 2025 Active
026604 20 Oct 2022 10 Nov 2025 Active
026259 13 Dec 2023 30 Oct 2025 Active
022767 13 Nov 2023 29 Oct 2025 Active
040265 23 Nov 2023 22 Oct 2025 Active
074874 2 Nov 2023 15 Oct 2025 Active
023389 3 Jul 2023 17 Sep 2025 Active
023687 3 Jul 2023 13 Sep 2025 Active
023419 3 Jul 2023 3 Sep 2025 Active
026470 26 Feb 2024 30 Aug 2025 Active
023413 3 Jul 2023 20 Aug 2025 Active
025369 1 Dec 2023 31 Jul 2025 Active
022457 22 Mar 2024 31 Jul 2025 Active
023041 2 Feb 2024 30 Jul 2025 Active