Image of a document titled "TREATMENT PLANT APPROVAL 03/2025 Plumbing and Drainage Regulation 2019, part 4." It outlines approval conditions for a treatment system, manufacturer responsibility, and compliance details dated 31 May 2024.

Image of a document titled TREATMENT PLANT APPROVAL 032025 Plumbing and Drainage Regulation 2019 part 4 It outlines approval conditions for a treatment system manufacturer responsibility and compliance details dated 31 May 2024

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