Backflow Testing & Certification

Protecting South Auckland’s Water Supply with Backflow Prevention

In South Auckland’s diverse landscape of residential, commercial, and industrial properties, backflow prevention is more than a compliance issue—it’s a critical public health safeguard. Keval specialises in delivering comprehensive backflow services, ensuring the region’s potable water remains clean and fully protected from potential contamination.

Our delivery model starts with expert installation of certified prevention devices (like RPZs, DCVs, and air gaps) for all high and medium-hazard properties across suburbs from Otahuhu to Papakura. He assesses your property’s specific risk level and installs the correct device to comply with strict Auckland Council and Watercare regulations.

Crucially, Keval employs Independent Qualified Persons (IQPs) to conduct the mandatory annual backflow testing and certification. Our IQP-certified technicians perform meticulous on-site tests using calibrated equipment, verifying that your device is operating perfectly and preventing contaminated water from flowing back into the mains supply.

We ensure a smooth, worry-free compliance process by handling all necessary paperwork, including providing the required Form 12A for Building Warrant of Fitness (BWOF) compliance. We also offer proactive service reminders, so you’ll never miss your annual testing deadline. Trust Keval to deliver reliable, certified backflow management, safeguarding your business, home, and community health across South Auckland.