We are the most trusted team of licensed plumbers in Killara offering a wide range of high-quality services, including everyday repairs, maintenance, installations and major upgrades in both residential and commercial properties.
Trained as per Australian Standards, our skilled team ensures lasting repairs. We keep our customers covered through same-day service, upfront pricing and a $0 call-out fee. Operating since 1985, we bring the best of experience and skills, and back every task in Killara with a lifetime workmanship guarantee.


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Killara sits on Sydney’s Upper North Shore, a leafy, affluent suburb where large heritage homes on established blocks define the streetscape. From the residential streets around Killara Station through to the quieter pockets near Killara Golf Club and east Killara, the profile here is overwhelmingly owner-occupied families and couples who maintain their homes carefully but are increasingly dealing with plumbing needs that go well beyond routine service.
Heritage homes come with heritage plumbing. The sewer lines under many Killara properties are original terracotta or early PVC, laid when the homes were built and never replaced. With houses making up around 80% of the property mix, most of them large, established, and owner-occupied, some with long driveways, established gardens, and steep sections toward Middle Harbour, indicate that when a sewer or stormwater line fails, access and remediation require careful planning. Our team has completed 20+ jobs in Killara, predominantly leak-related, across Pacific Highway and Wattle Street, including Units 2 and 4, covering properties near Killara Station, Killara Golf Club, and Killara High School, and into the streets around Gordon to the south. The pattern here is consistent with what the housing stock tells you: hidden leaks in older pipework, sewer lines that have displaced or cracked over time, and drainage networks that have never been mapped or inspected.
These are properties where a hidden leak behind a wall or a displaced sewer joint under a garden can cause significant water damage if it goes undetected. Catching and fixing these properly, with the right diagnostic tools and skilled plumbers who understand heritage infrastructure, is what protects the long-term value of a Killara property.
The Clean Plumber has been servicing Killara and the broader Upper North Shore since 1985. We understand what these properties carry beneath the surface and arrive prepared to diagnose and fix them properly.
Every licensed plumber attending Killara jobs works to AS/NZS 3500 series standards. That matters particularly in this suburb where heritage homes, strata properties along Pacific Highway, and large residential blocks each carry their own compliance requirements. A licensed plumber is not optional when you are working inside a heritage property or remediating a failed sewer under an established North Shore garden.
Every plumber wears CleanBoot® covers before entering a Killara home. In heritage properties with original timber floors, period carpets, and carefully maintained interiors, the standard of care inside the home matters as much as the quality of the repair.
Killara jobs are often complex. Concealed leaks require methodical pressure testing. Sewer remediation on large blocks requires planning. You will know the full cost before any of that work begins, with no call-out charge, no hourly rate that climbs while we work, and transparent pricing from the first conversation.
That concentration is unusual and specific to this suburb’s heritage housing profile. Our experienced team has worked across Pacific Highway, Wattle Street, and surrounding streets long enough to know how concealed faults present in these properties and what reliable plumbing solutions they require.
We operate from 16 Billyard Ave, Wahroonga NSW 2076. Eight minutes to Killara is not just a marketing claim, it is a practical reality that changes what a plumbing emergency costs you. A concealed leak spreading through a heritage wall cavity for an extra hour while you wait for a plumber from further away causes damage that eight minutes of response time prevents.

We have completed 20+jobs in Killara, and every single one has involved a leak. Not a leaking tap or a worn washer, but hidden leaks in older pipework buried under established gardens, running behind heritage wall cavities, or failing beneath slabs on large North Shore blocks. That pattern shapes everything about how our professional plumbers approach plumbing work in this suburb, addressing the specific needs of each property with expertise grounded in real Killara jobs.
Leaks account for 100% of the recorded job types we have attended in Killara. In heritage homes with older copper and PVC pipework, leaks are often concealed behind walls, under slabs, or deep within the ground before they become visible. We systematically isolate the water supply, pressure test the line to pinpoint the exact failure point, replace the damaged pipework, reconnect all services, and conduct rigorous leak testing before recommissioning. Finding the leak properly on the first call prevents costly repairs, avoids further damage to the surrounding heritage structure, and delivers lasting results that a quick fix never would.
When a sewer line under a Killara property fails beyond relining, targeted excavation is the right approach. We expose the defective terracotta or PVC section, remove the damaged pipework, and install new high-capacity pipework with concrete-encased joints for long-term structural stability. Inspection openings are reinstated during the repair so the line can be accessed, cleaned, and maintained properly in future without unnecessary digging. On large Killara blocks with established gardens, careful reinstatement of the excavation site is part of every job.
Many of the sewer and stormwater networks under Killara properties have never been inspected since the homes were built. CCTV pipeline inspection maps the internal condition of the line, identifying structural failures, root intrusion points, and pipe displacement before they develop into a larger and more costly problem. That diagnostic visibility gives Killara homeowners a clear and accurate picture of their plumbing system’s actual condition, supports routine maintenance planning, and determines what remediation, if any, is genuinely needed without guesswork or unnecessary excavation.
Toilet and cistern faults are a consistent job type across Killara homes, particularly in older properties where the original fixtures have been in place for decades. Leaking inlet valves, slow-filling cisterns, and base seal failures are the most common presentations. We isolate the water supply, replace the failed components, reinstall the fixture where needed, and run a full leak test before signing off. In a large heritage home where one bathroom serves the household, a faulty cistern is not something that can be left unattended.




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A burst pipe in a heritage home, a concealed leak spreading through a wall cavity, a sewer fault on a large block with limited access. Plumbing emergencies in Killara carry a higher risk of potential water damage than in newer suburbs because the infrastructure is old and the properties are large.
Our nearest base it at 16 Billyard Ave, Wahroonga NSW 2076. We reach most Killara properties in approximately 8 minutes. Call 0488 854 186 any time, including after hours, weekends, and public holidays, and speak to an emergency plumber who can be at your property fast. Our professional plumbing services cover residential and commercial properties throughout Killara and the broader Upper North Shore.
In a heritage home, water does not stay where it starts. A fault behind a wall or under a slab can travel through original timber floors and foundations before it becomes visible. Turn off the mains supply before we arrive. It is the single most effective way to limit potential water damage while you wait. For gas leaks, leave the property, avoid touching any switches, and call from outside. We arrive fully equipped, communicate clearly throughout, and provide upfront pricing before work begins.

“Killara jobs follow a pattern. The homeowner suspects something is wrong: a water bill that does not add up, a damp patch on a wall, a drop in pressure that was not there six months ago. But the source is not visible. That is how concealed faults work in older heritage homes. By the time there is a visible sign, the fault has usually been running for a while.
The callout at Units 2 and 4 Killara, not far from Killara Golf Club, was exactly that. A critical leak with no obvious entry point. The first step was isolating the water supply to stop the fault from spreading further while we located it. Then we pressure tested the line systematically, section by section, to find the exact failure point. That process takes time, but it is the only way to be certain you are repairing the right section rather than opening up walls based on a guess. Once we had the failure point confirmed, we removed the damaged pipework, installed the replacement section, reconnected all services, and ran a full leak test before turning the supply back on.
The site was left clean and fully commissioned. The client was walked through exactly what had failed and what we had done to fix it. In a heritage property of this value, clear communication is not optional.
If you are dealing with a hidden leak or any plumbing problem at your Killara property, get in touch. Our experienced team delivers high-quality workmanship and honest advice on every job.”
We offer emergency plumbing services, ensuring your plumbing issues are resolved quickly and efficiently, no matter the time of day or night.
If your system is leaking or needs any type of repair, we’re here to help. We also expertly install new hot water systems of all sizes.
Sydney weather can be unpredictable and cause all sorts of problems with your stormwater drains. Our plumbers are here to help!
Gas stopped working or perhaps you need a conversion? Our qualified gas fitters are here to save the day.
We offer a specialised leak detection service to all our domestic and commercial customers.
Our accredited plumbers here at The Clean Plumber are authorised to install and test backflow prevention devices.
Get perfect water temperature with quality thermostatic valve installation at affordable pricing.
Voted Sydney’s top strata plumber: 24/7 service, trusted by over 1,200 strata managers.
Prevent water pooling and protect your home today. Contact us for expert drainage solutions, including subsoil drainage, French drains, and outdoor drainage solutions!

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For reliable plumbing services in Killara covering leak detection, pipe relining, blocked drains, hot water system repairs, and urgent emergencies, call The Clean Plumber on 0488 854 186. Our fully licensed local expert team operates from Wahroonga and arrives with the diagnostic equipment the job actually needs. Locals count on us for same day service, $0 call-out, upfront pricing, and lifetime labour warranty. Call today.
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