AS/NZS 2845.1:2022 · Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements
(normative) Back-siphonage test — Dual check valve with intermediate vent (Du CV)
Korbel lists only the clause number and title for reference. It does not reproduce the text of AS/NZS 2845.1:2022. Always refer to the official published standard.
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