Backflow Prevention: When RPZD Is Required & Tundish Setup
Backflow Prevention: When RPZD Is Required & Tundish Setup PCA Part B5 explained – RPZD for high-hazard cross-connections + correct tundish discharge (trap vs in-wall) for safe, compliant installations Backflow prevention is one of the most critical parts of any plumbing system in Australia. A single unprotected cross-connection can contaminate the entire drinking water supply […]
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