Backflow Testing

Backflow Testing Melbourne

At The Plumbing and Roofing Company, we provide certified backflow testing, compliance reporting, and backflow device servicing across Melbourne. We ensure your property remains compliant with Victorian plumbing regulations while protecting your water supply from contamination risks.

What Is Backflow and Why Is It Dangerous?

Backflow occurs when water flows in the reverse direction due to a sudden drop in pressure in the main water supply. This can happen during:

Water main bursts in your area
Fire hydrant use nearby
Heavy water demand in the street
Plumbing faults within a property

When this happens, contaminants from irrigation systems, toilets, chemicals, or industrial equipment can be siphoned back into the drinking water line.

This poses serious health risks and is why backflow prevention devices must be tested annually.

Who Needs Backflow Testing?

Backflow testing is required for properties that have:

Irrigation or sprinkler systems
Fire hose reels and hydrants
Commercial kitchens and food premises
Medical and dental clinics
Factories and industrial equipment
Chemical storage or processing areas
Multi-storey buildings and strata complexes

If your property has a registered backflow prevention device, annual testing is mandatory by a licensed plumber.

Our Certified Backflow Testing Process

We provide professional backflow testing in accordance with Australian Standards and local water authority requirements.

Our service includes:

Inspecting the backflow prevention device
Pressure testing to ensure correct operation
Identifying worn valves or faults
Servicing or repairing devices if required
Completing official compliance reports
Lodging test results with the relevant water authority

You receive all documentation required to remain compliant.

Backflow Device Repairs & Servicing

Over time, backflow devices can fail due to wear, debris, corrosion, or age. If your device fails testing, we can:

Replace faulty valves and seals
Service and clean internal components
Replace the entire backflow unit if required
Upgrade old devices to meet current standards

This ensures your system remains safe and compliant without delays.

Avoid Fines and Compliance Issues

Melbourne water authorities require annual backflow testing records. Failure to test and report can result in:

Fines and notices from the water authority
Insurance complications in the event of contamination
Risk to public health and safety

Regular testing protects both your property and the wider community.

FAQs

How often does backflow testing need to be done?

Backflow devices must be tested every 12 months by a licensed plumber.

What happens if my device fails the test?

We can repair or replace components on the spot and retest the device.

Do residential properties need backflow testing?

Some do, particularly if they have irrigation systems or fire services connected.

Who receives the compliance report?

We lodge the report with the relevant water authority and provide you a copy.

How long does backflow testing take?

Most tests take 20 to 30 minutes per device.

Is backflow testing a legal requirement?

Yes, for any property with a registered backflow prevention device.

Your Local Melbourne Plumbers

If you’re dealing with a plumbing issue, don’t wait for it to become a bigger problem.

Contact The Plumbing and Roofing Company today for reliable, professional plumbing services across Melbourne.

Your Local Melbourne Plumbers

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Plumbing Services

Book Your Backflow Testing Today

If your annual backflow test is due or you’ve received a reminder notice from your water authority, don’t delay.

Contact The Plumbing and Roofing Company today to arrange certified backflow testing anywhere across Melbourne. Our team will ensure your system is safe, compliant, and properly documented.

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Because Word of Mouth Still Matters

A large portion of our work comes from repeat customers and referrals. Melbourne homeowners recommend us because they know we turn up, fix the problem properly, and leave their home clean and safe.

    
 
 
         
   TheMilkman 
 
 
 
 Trustindex verifies that the original source of the review is Google. Hayden is a true gentleman he came out after hours spent three hours going back and fourth just to make sure we had hot water highly recommend for anything you need done.
  
 
        
   Renee West 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great service
  
 
        
   Shane H 
 
 
 
 Trustindex verifies that the original source of the review is Google. A great company to deal with,  called them during a storm and they where happy to drop everything to help fix the problem. And followed up to see how we were going after the storm event and repair had been done,
  
 
        
   Daniel Garner-Ambrose 
 
 
 
 Trustindex verifies that the original source of the review is Google. Hayden was great to deal with, gave us the price there and then, recommended the best solutions and explained everything in detail, job was completed in no time. Highly recommend for anyone needing a plumber.
  
 
        
   Alex Zheng 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great work and great service! We have used them quite a few times and is now our go to person for any plumbing and roofing issues. The recent one was last week when we had gas leaking issue. Jorden came the same day for the inspection and completed the job the next day. Can’t thank them enough and highly recommended!
  
 
        
   Susan Jama 
 
 
 
 Trustindex verifies that the original source of the review is Google. Hayden & Jordan did the job promptly & really well, nothing was too much trouble, I would highly recommend them.
  
 
        
   Tania Kozaric 
 
 
 
 Trustindex verifies that the original source of the review is Google. Easy to book. Fixed leaking tap and serviced both. Prompt, friendly and good service. Recommend.
  
 
        
   Anthony Hoy 
 
 
 
 Trustindex verifies that the original source of the review is Google. Jordy & Josh were extremely helpful and knowledgeable regarding our circumstances. Working in the rain didn’t phase them. We are looking forward to our quote for necessary future work and wouldn’t hesitate to recommend them for any plumbing issues.