Test results must be submitted to Sydney Water to maintain your compliance certificate.
There are several types of backflow prevention devices available, including:
💡 Keep a digital log of your testing dates. Sydney Water can issue fines or even disconnect your water supply if your annual certification falls behind. Choosing the Right Device for Your Property backflow prevention device leppington
The gold standard for high-risk sites. It features a relief valve that dumps water if a pressure drop is detected.
Backflow occurs when water flows in the reverse direction to its normal flow. Under normal conditions, water flows from the mains supply into your property. However, if there is a sudden drop in water pressure in the main supply line (perhaps due to a burst water main, high water usage at a nearby fire hydrant, or maintenance work), the flow can reverse. Test results must be submitted to Sydney Water
For the residents and business owners of Leppington, backflow prevention is a shared responsibility. As the suburb grows, the complexity of its water network grows with it. Whether you are a developer building a new estate, a farmer managing irrigation, or a homeowner installing a new sprinkler system, ensuring you have a compliant, tested backflow prevention device is vital.
A backflow prevention device is a mechanical valve installed on your plumbing system. Its sole job is to ensure that water flows in : from the Sydney Water mains into your property. Choosing the Right Device for Your Property The
Situations where backflow would only constitute a nuisance (e.g., residential rainwater tanks).
In New South Wales, local water authorities (such as Sydney Water or the relevant local council depending on the specific zone) mandate that all backflow prevention devices must be: