Backflow prevention is one of the most critical yet often overlooked aspects of modern plumbing systems. In Melbourne and surrounding suburbs, strict regulations require property owners to maintain and test backflow prevention devices annually to protect the public water supply.
Whether you manage a commercial building, industrial site, or residential property with risk factors, ensuring compliance isn’t optional—it’s essential.
Backflow occurs when water flows in the reverse direction, allowing contaminants such as chemicals, bacteria, or debris to enter the clean water supply. This can happen due to pressure changes in the system and poses serious health risks.
To prevent this, backflow prevention devices (such as RPZ valves and double check valves) are installed—and must be regularly tested to ensure they function correctly.
In Victoria, regulations require:
Failure to comply can result in penalties, water supply issues, or liability risks.
Backflow devices rated for medium and high hazard must be tested at least every 12 months.
Once your device is tested, we will submit the results directly to your relevant authority, such as:
We handle this entire process for you, ensuring:
This removes the administrative burden and ensures you stay compliant year-round.
Better Plumbing Solutions is:
Membership ensures:
This guarantees your testing and reporting are done correctly the first time.
A professional backflow testing service typically includes:
We also offer reminders for annual testing to keep you compliant.
We are licensed and experienced and provide
Backflow prevention is not a DIY task—it requires certified expertise and specialised equipment.
Yes. If your property has a backflow prevention device, it must be tested annually by a licensed plumber.
The property owner or occupier is responsible for ensuring devices are installed, tested, and compliant.
At least once every 12 months, depending on the risk classification.
It must be repaired or replaced immediately, and a new compliance report must be submitted.
Yes. We submit reports directly to South East Water or Yarra Valley Water.
Backflow prevention device testing is a critical part of maintaining a safe and compliant plumbing system in Melbourne. With strict regulations and public health implications, partnering with a qualified and accredited professional is essential.
By working with Better Plumbing Solutions, you ensure your property remains compliant, your water supply stays safe, and your reporting obligations are handled seamlessly.
Don’t wait for a compliance notice—schedule your backflow test today and stay ahead of regulations.