have a Plumbing Issue?
We are genuine maintenance plumbers!
Backflow Prevention Perth
Keep your water supply safe and compliant.
Backflow is more than a plumbing issue — it’s a serious health risk. Whether you run a commercial kitchen, manage strata properties, or just want peace of mind at home, we’re licensed to install and test backflow prevention devices across Perth.
We offer same-day bookings, 7 days a week, and there’s no callout fee when you proceed.
Our Backflow Services
- RPZ (Reduced Pressure Zone) valve installation
- Annual backflow testing and certification
- Maintenance and repair of existing devices
- Compliance reports for Water Corp
- Site assessment and hazard rating
- Dual check valve upgrades and servicing
- Backflow prevention for irrigation systems, units & complexes
Why Choose Plumbdog?
Licensed & Endorsed
Our plumbers hold backflow prevention accreditation and are registered with Water Corporation for compliance reporting.
Fast Response & Testing
Same-day testing available across Perth — with digital reports sent straight to you and the Water Corp.
All the Gear & Every Idea
We carry test kits, spare valves and tools onboard to carry out most repairs or replacements in one visit.
7 Days a Week – No Weekend Surcharge
Testing due on a Saturday? No problem. We operate every day with no extra fees for weekends.
No Callout Fee When You Proceed
We provide a quote upfront, and only charge a $125 visit fee if you choose not to go ahead.
How It Works
- Call or book online
- We assign a licensed backflow technician
- We assess your site and hazard rating
- Provide a quote for installation or annual test
- Complete the job and submit certification to Water Corp
- You receive a full compliance report for your records
Transparent Pricing
- No callout fee if you proceed
- Clear quotes with no hidden extras
- Volume discounts for commercial/strata
A site visit will be required to determine the cost to install or test a device. We offer clear quotes based on device type and complexity.
At Plumbdog, we only charge a $125 site visit fee if you choose not to proceed after receiving your quote.
What our customers say
Frequently Asked Questions – Backflow Prevention Perth
Backflow occurs when water flows the wrong way, pulling contaminants into the clean water supply. It’s a health hazard and must be prevented by law in many situations.
Yes, if your property has a medium or high hazard risk (e.g., commercial kitchen, irrigation, or multiple units), WA law requires a tested backflow device.
Yearly. The Water Corporation mandates annual testing and submission of certification by an endorsed plumber.
A site visit will be required to determine the cost to install or test a device. We offer clear quotes based on device type and complexity.
At Plumbdog, we only charge a $125 site visit fee if you choose not to proceed after receiving your quote.
If you go ahead with the works — there’s no callout fee at all.
We show up on time, explain everything upfront, and most jobs are started same-day.
No weekend surcharges. No pressure. Just real plumbers, ready to help.
Absolutely. We’re certified to install, test, and report on all backflow prevention devices.