East Killara is about as close to a single-housing-type suburb as Sydney gets. The 2021 Census counted 882 occupied private dwellings here, and 878 of them are separate houses: 99.5%, with no apartments recorded at all. Wrap that in Ku-ring-gai’s canopy, which council measured at 51.4% across the LGA, and roughly three quarters of those trees standing on private land, and you have a suburb where the drain problems are almost always on private pipe, under private garden, with private trees above them.
We handle blocked drains, pipe relining, hot water, gas fitting and 24/7 emergencies across the 2071 postcode, with a fixed price agreed before we start and no call-out fee.
2071
East Killara, Killara & the Upper North Shore, NSW 2071
Same-day, within hours
NSW Licensed & Insured
The 2021 Census recorded 878 separate houses out of 882 occupied dwellings in East Killara, and zero apartments. Ku-ring-gai Council's Urban Forest Strategy measured canopy at 51.4% across the LGA in 2020 and notes that around 75% of the LGA's trees sit on private property. That combination decides what goes wrong here and who is responsible for fixing it.
With almost no strata in the suburb, the drain from the house to the Sydney Water connection is the owner's to maintain, including the sections that pass under public land. There is no owners corporation to share it with.
Councils generally will not compensate for root damage, on the basis that roots enter pipes that are already cracked or at the end of their life. With three quarters of Ku-ring-gai's trees on private land, the tree is usually yours as well.
Roots enter at one joint, not along the whole pipe. Clearing the line treats the symptom; finding the joint and relining it is what stops the same blockage coming back next winter.
Nearly every property here is a detached house with a long private drain run under mature garden. These are the failure modes that produces, and what we do about each one.
| What you have | What the data says | What fails, and what we do |
|---|---|---|
| Mature trees near the line | Root-intrusion research points to trees over 4 m within 6 m of the sewer, on pipes less than 2 m deep | Roots enter at a joint and rebuild into a mat. We camera to find the entry point, cut it out and reline that section. |
| Jointed clay drainage | Earthenware and clay drainage was standard on Sydney housing built before about 1970 | Rigid segments with joints at every length. The joints are the weakness, so a jointless liner is the permanent answer. |
| Blockages that return each spring | The same research records root blockages peaking August to October | If it blocks at the same time each year, it is roots, not grease. We treat the joint rather than repeating the clear. |
| 99.5% detached housing | 878 of 882 occupied dwellings are separate houses, with no apartments recorded | Long private runs under garden. The fault is rarely where the symptom shows, so we camera the whole length. |
| Sandstone plateau at ~125 m | East Killara sits on the Hornsby Plateau, bushland on three sides | Rock in the trench and restricted access on sloping sites. Relining is often cheaper than excavating here. |
| Garigal National Park edge | Bushland borders the suburb to the east | Overland flow and leaf load off bush slopes. If fixtures run slow only in heavy rain, we check downstream before anyone digs. |
These are the calls we take most often in East Killara. On detached blocks wrapped in mature canopy and backing onto Garigal National Park, most of them come back to the same thing: a long private drain run with roots looking for a way in.
Ku-ring-gai Council measured canopy at 51.4% across the local government area in 2020, with around 75% of the trees on private property. Root-intrusion research points to trees over four metres within six metres of the line, pipes under two metres deep, and jointed clay drainage as the blockage profile.
We camera the full run to find every root entry point rather than clearing the nearest access, cut the roots out, then reline the affected section so they cannot return through the same joint.
Horticultural research into sewer root intrusion records blockages peaking between August and October, when temperature and evaporation are lowest and roots are actively seeking moisture. A drain that blocks at the same time two years running is telling you something.
Repeat timing points to roots rather than grease or debris. We stop clearing and start diagnosing: camera the line, identify the joint, and quote the repair that ends the cycle.
With 878 of 882 occupied dwellings being separate houses, the drain run from the house to the connection point is long, private, and usually passes under established garden for its whole length.
The fault is rarely where the symptom appears. We camera the entire run and mark the failure point on the surface before anyone quotes excavation.
East Killara sits on the Hornsby Plateau around 125 metres above sea level, with bushland on three sides. Digging on sandstone ground, on a slope, with limited access for machinery is slow and expensive work.
This is exactly where relining stops being an upgrade and becomes the cheaper option. We will tell you when that is the case, and when it genuinely is not.
The property owner maintains the private wastewater line all the way to the Sydney Water connection point, including sections running under public land. Councils generally decline root-damage claims on the basis that roots enter pipes already cracked or at end of life.
Our camera shows which side of the connection point the fault sits on. That single piece of evidence decides whether this is your repair, Sydney Water's on 13 20 90, or a claim worth pursuing.
Properties backing onto Garigal National Park take leaf load and overland flow off bush slopes, which is a different problem from a sewer blockage even though it often presents the same way.
If fixtures only misbehave during heavy rain, the cause may be stormwater rather than sewer. We check that first, because it changes both the fix and who is responsible for it.
East Killara sits in the Ku-ring-gai local government area on the Hornsby Plateau, around 125 metres above sea level, with Garigal National Park on its eastern edge and bushland on three sides. It was gazetted as a suburb in its own right, separate from Killara, in August 1994. Koola Avenue runs through the middle of it, and Killara High School sits on it.
What matters for plumbing is the housing and the trees. Horticultural research into sewer root intrusion points to a consistent profile: trees over four metres within six metres of the line, pipes less than two metres deep, and jointed clay drainage. The same research records root blockages peaking between August and October, which is exactly when our phone runs hot up here.
NSW 2071
Ku-ring-gai Council
Jointed clay, earthenware & PVC
51.4% canopy, ~75% on private land
From the streets off Koola Avenue to the blocks backing onto Garigal National Park, we cover every kind of plumbing for detached homes on large, heavily planted sites. Every job starts with a proper inspection, a clear explanation and an upfront quote.
Slow sinks, gurgling toilets and drains backing up are the most common calls here, and under this much canopy the cause is usually roots at a pipe joint rather than anything you put down the sink. We camera the full run to find the joint that failed instead of clearing the nearest opening and leaving the entry point in place.
On a bushland block, digging a drain out means a trench through established garden on sandstone ground, often on a sloping site with restricted access. Relining rebuilds the pipe from the inside with no excavation, and the jointless liner removes the joint the roots were using. On these properties it is frequently the cheaper option, not the upsell.
No hot water, rusty water, a leaking tank or a system that runs cold halfway through the morning? We repair and replace gas, electric, solar and heat-pump systems. With 99.5% of dwellings here being separate houses and an average of 3.2 people per household, most jobs are whole-of-house family systems rather than single-bathroom units.
Licensed gas fitting for cooktops, ovens, heaters, gas hot water and outdoor connections across East Killara's detached stock, with compliance certificates on every job. If you smell gas, call us immediately and do not switch anything on or off.
Leaking taps, running toilets, burst pipes, worn mixers and failing valves. On older North Shore stock we also find corroded galvanised supply pipe behind the wall, which shows up as discoloured water or pressure that has quietly dropped over years, and that is a replacement job rather than a repair.
Burst pipe, sewer overflow, major leak or no hot water after hours? Our 24/7 emergency plumbers cover East Killara every day of the year, with no call-out fee and a clear price agreed before we start.
Years on the tools
Close to two decades of plumbing, drainage and gas work across East Killara, Killara and the wider Upper North Shore.
Call-out fee
We come to your East Killara property, camera the line before anyone talks about digging, and give you a fixed quote before any work starts.
Emergency plumber
Day or night, every day of the year, for burst pipes, sewer backups, gas leaks and hot water failures.
Licensed and insured
Rated 5.0 by local customers, with fully licensed and insured plumbers and gas fitters on every job.










Book any drain, sewer or stormwater job in East Killara and the CCTV camera inspection is on us. On a long private run under mature garden, seeing the actual root entry point is the difference between clearing a blockage and fixing the cause.
Almost always tree roots at a pipe joint. Research into sewer root intrusion points to a consistent profile: trees over four metres tall within six metres of the line, pipes less than two metres deep, and jointed clay drainage. East Killara has canopy over about half of the Ku-ring-gai local government area, and roughly three quarters of those trees stand on private property. Clearing the line gets the water moving again, but the roots come back through the same joint unless that joint is sealed.
No. There is no call-out fee. Coming out to assess the job costs nothing. We look at the work, quote a fixed price before we start, and you decide. The price does not change once we are on site unless the job itself changes and you agree to it first.
Usually not. Relining rebuilds the pipe from the inside with no excavation, which matters on these blocks because the run typically passes under established garden the whole way, on sandstone ground that is often sloping. We camera the line first and tell you honestly which option is cheaper for your property.
In most cases no, and it is worth knowing why before you spend time on it. Councils generally decline these claims on the basis that roots only enter pipes that are already cracked or at the end of their service life, so the pipe condition is treated as the cause rather than the tree. With around three quarters of Ku-ring-gai's trees on private land, the tree is often the property owner's in any case.
The property owner maintains the private wastewater line from the house up to the point where it connects to Sydney Water's main, including any part of it that runs under public land. Sydney Water looks after its own network. If you think the blockage is in theirs, call them on 13 20 90. Our camera shows which side of that point the fault is on, which settles who pays.
Yes, around the clock, every day of the year, including nights, weekends and public holidays, for burst pipes, blocked drains, sewer overflows, gas leaks and hot water failures across East Killara and the surrounding Upper North Shore suburbs.
Late winter into spring. The horticultural research on root intrusion records blockages peaking between August and October, when temperature and evaporation are at their lowest and roots are actively seeking moisture. If your drain has blocked at the same time two years running, that timing is a strong sign it is roots rather than grease or debris.
Tell us what is happening at your East Killara home, whether it is a drain that keeps blocking, a hot water system on its last legs or a gas appliance that needs connecting, and we will come back with a clear, no-obligation quote. If it is urgent, the phone is quickest.
We cover East Killara, Killara and the surrounding Ku-ring-gai suburbs every day.
We diagnose the problem and give you a fixed price before any work begins.
Fully licensed for plumbing, drainage and gas work across NSW.
Tell us what is going on and our team will get back to you quickly.
For a licensed plumber in East Killara, R&G Plumbing covers blocked drains, hot water, gas fitting, pipe relining, trade waste and 24/7 emergencies across the 2071 postcode. No call-out fee, and a fixed price agreed before we start.