About us

Experienced professionals in backflow prevention and compliance

Complete Backflow Testing is a specialist plumbing provider focused solely on backflow prevention, testing and compliance services. With years of industry experience and in-depth knowledge of regulatory requirements, we support commercial, industrial and healthcare sites in meeting their legal obligations while protecting water quality.

We understand that backflow risks are a serious concern for high-risk properties, and managing them requires a specialist approach. That’s why our entire focus is on backflow systems, from installation and annual testing to maintenance, reporting and authority submissions.

Our clients range from aged care facilities and hospitals to childcare centres, veterinary clinics, dental practices, education providers, service stations and industrial sites. These industries rely on us for accurate, timely and fully compliant services that keep their sites operational and their water safe.

Our team works closely with water authorities and remains up to date with evolving standards, ensuring our clients never fall behind on their compliance requirements. We pride ourselves on clear reporting, professional service and prompt scheduling that works around your operations.

We operate throughout Geelong, Ballarat, Colac, Camperdown, Warrnambool, the Bellarine Peninsula and the Surf Coast. With a regional service footprint and mobile capability, we’re able to service a broad range of sites across Victoria.

Certifications and memberships

Licenced with:

  • Building and Plumbing Commission (BPC)

Proud members of:

  • Master Plumbers
  • Backflow Prevention Association of Australia (PBAA Inc.)

These certifications and memberships reflect our commitment to industry best practices, safety and ongoing professional development. Our clients can be confident they’re working with trained specialists who meet all legal and technical requirements in backflow prevention.

If you’re seeking dependable backflow testing and prevention services with a focus on compliance and reliability, you’re in capable hands with Complete Backflow Testing. Contact us today.

Our backflow services include:

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Backflow testing

Every Geelong business has a duty of care when it comes to maintaining a clean, uncontaminated water supply. Our backflow testing services are designed to identify issues early, prevent cross-contamination,...

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Backflow prevention valve

Every backflow preventer we install is rigorously tested to ensure it performs reliably under pressure. Our services include: Backflow prevention valve testing Backflow prevention testing for regulatory compliance Annual backflow...

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Service & installation

Our team is fully qualified to install, test and service all types of backflow prevention devices, including double check valves and RPZ valves. We provide: Backflow device installation and replacements...

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Inspection & maintenance reports

Our team conducts full backflow device inspections and offers: Annual backflow inspection reports Preventative backflow maintenance services Repairs and compliance upgrades Issuing of backflow maintenance reports for council submission Support...

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Airgap testing

Airgap devices work as a physical separation between a potable water supply and potential contaminants. While simple in design, their correct installation and ongoing functionality are critical to backflow prevention....

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RPZ valve installation

RPZ valves are commonly installed in hospitals, dental clinics, veterinary practices, aged care centres, and industrial sites where a high degree of water safety is essential. Our services include: Full...

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RPZ valve testing

RPZ valves are essential in RPZ backflow prevention testing, designed to stop potentially harmful backflow into clean water systems. These devices must be tested at least once per year, and...

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Thermostatic mixing valve testing

Our licensed technicians specialise in thermostatic valve compliance testing, ensuring your TMVs are functioning correctly and maintaining safe water temperatures. We provide: Annual or scheduled thermostatic mixing valve testing On-site...

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Valve Testing

Our accredited plumbers make the process simple and stress-free, ensuring your valves are tested to meet safety standards, protect your water supply, 
and keep you fully compliant with regulations.

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