Backflow Testing Noble Park

Why backflow matters

Backflow is water running the wrong way, from a property back into the drinking water mains. A drop in mains pressure, such as a burst main, can siphon water back; higher pressure on site can push it back. If that water has picked up chemicals, oil, detergents or waste, it can contaminate the public supply.

Who needs a device

Sites with a contamination risk must have a backflow prevention device matched to the hazard. In Noble Park that includes factories and workshops using chemicals, car and truck wash bays, food manufacturers and restaurants, medical and dental clinics, hairdressers, schools, buildings with fire sprinklers or hydrants, and some homes with chemical irrigation or tanks plumbed to the house.

Annual testing

Testable devices must be tested at least every year by a licensed tester and the results reported to the water corporation. We test reduced pressure zone devices, double check valves and other testable assemblies, repair any that fail, retest and lodge the report.

Installation

We assess the hazard, recommend the right device, install it at the boundary or at individual hazards, and commission and register it.

Repairs

Devices fail when springs, seals or check valves wear or get fouled by debris. We carry repair kits for common devices so most are fixed and retested in one visit.

Reminders

We keep a record of your devices and remind you before the next test is due.

Access

Keep devices accessible and protected from forklifts and vehicles. Damaged or buried devices fail tests and cost more to fix.

What happens at a test

We isolate the device, attach a calibrated test kit and check each valve and relief opening. If the device passes, we record the results and lodge the report. If it fails, we explain why, usually a worn seal or spring, and repair it.

Records and reminders

We keep a record of each device and remind you before the next test is due.

New installations

When a site needs a new device, we choose the right type for the hazard, fit it where it can be tested easily, commission it and lodge the paperwork. Common sites include workshops, medical rooms, cafes and buildings with fire services.

Fair, clear quotes

You know the cost before we start.

Fire service backflow

Buildings with fire hose reels, sprinklers or hydrants usually have backflow devices on the fire service. These need annual testing too. We test them and coordinate with fire service contractors when needed, so the building stays compliant.

Device replacement

When a device is old, damaged or the wrong type, we replace it with the correct one and commission it. We can also relocate a device that is hard to reach for testing, making future tests quicker.

Who can test

Only licensed plumbers with a backflow prevention endorsement can test and certify devices in Victoria. Our testers are endorsed, and our test kits are calibrated regularly so results are accurate and accepted by South East Water. We explain each result in plain language, too.

Noble Park pipes at a glance

Most of Noble Park was built between the late 1940s and the 1970s, so original houses usually have clay sewer pipe, galvanised or early copper water pipe and gas hot water outside the laundry. Newer townhouses on subdivided blocks have PVC drains, plastic or copper water pipe and continuous-flow or heat pump hot water. We use cameras, locators, pressure tests and leak detection gear to see what is going on before anyone digs or cuts a wall.

From your call to the finished job