What we need to quote
Send the architectural or slab plan, the slab type - raft, waffle pod or suspended - the site address, an approximate pour date, and engineering details for any retaining walls or step-downs.
Pre-Construction Termite Barriers in Carlingford 2118 — local technicians, fixed prices and a written report. Barriers are quoted off your plans and slab details.
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Where Carlingford sits, who covers it and what it costs.
We treat termites right across 2118. Carlingford is roughly 18.4 km north-west of the city, which puts it well inside the Ryde & the Northern District run our technicians work. We run Carlingford on a regular route, and same-day attendance is usually available.
Around Carlingford we work the pockets near Carlingford station, Telopea station and Kingsdene Oval most often, so the van is rarely far away when a job comes in.
We cover Kingsdene, Telopea and North Rocks on the same runs as Carlingford, which helps when termite problems are moving between neighbouring properties. Terraces, semis and converted blocks share cavities and risers, which is why a single-unit treatment often does not hold on its own.
Carlingford jobs tend to be apartments and converted blocks where the kitchen backs onto a service riser. Let us know which when you ring and we will plan the visit around it.
Beyond that we are regularly around North Rocks Park, and out as far as Carlingford Village. If you are anywhere in 2118, you are inside the area we run.
The 2118 run is set the day before and you are given an arrival time. Where Kingsdene and Telopea fall on the same round, we can usually bring the visit forward.
People expect a barrier to be a wall. It is a managed zone: termites either cannot cross it or must build visible workings to do so.
A barrier is only as good as its weakest penetration. One untreated conduit gives a colony a clean route into the frame.
It is not guidance. It is the benchmark a private certifier assesses against, which is why we install to the approved plan rather than to habit.
Photos from our own Sydney installations, not stock images. We recommend the right mix for your slab design, site and budget.

A sheet membrane that termites cannot pass, laid across the prepared ground before the pour so the entire footprint is covered.

Every pipe, conduit and service through the slab gets a collar sealed to it - these penetrations are the commonest concealed way in.

A physical barrier runs round the slab edge and into the cavity, so no concealed tunnel can be built up the slab's exterior.

The soil is treated with an APVMA-registered termiticide, and a reticulation network can be laid so recharging never means digging.

Piers, bearers and suspended timber floors protected, which matters on sloping and elevated blocks.

Retaining walls, sandstone cuts, step-downs and cut-and-fill sites are detailed individually - all of them common here.
Once the slab is poured, the areas termites use most are sealed away for good.
It costs far less now than retrofitting later, and vastly less than repairing termite damage.
The NCC requires a compliant system on Class 1 dwellings and Class 10 outbuildings where primary building elements are termite-susceptible.
Full protection of pipe penetrations and slab joints is possible only before the concrete is poured over them.
There are areas no later treatment can reach - an under-slab system covers them.
The installation certificate and durable notice have to reach the certifier before the Occupation Certificate is issued.
Compliant protection with the paperwork to prove it satisfies buyers, building inspectors and lenders.
Get a licensed Sydney technician on the phone today - honest advice, fixed quote in 30 minutes.
Both approaches can comply with AS 3660.1. Many Sydney builds use a combination.
| System | How it works | Durability & upkeep | Best suited to |
|---|---|---|---|
| Physical membrane, mesh or graded stone | Termite-resistant sheet, stainless mesh or graded stone laid under the slab or at the perimeter, impassable to termites | Lasts as long as the slab when undisturbed, with no chemical recharging | Slab-on-ground homes, and owners choosing a non-chemical option |
| Penetration collars | Collars physically sealed to every pipe and conduit through the slab | Long-lived where installation before the pour is done properly | Every slab, and typically with a perimeter system as well |
| Chemical soil barrier | A treated zone created with termiticide in the soil below and around the building | The label and the soil conditions set the service life; it can be re-applied | Builds with tighter budgets, and some complex sites |
| Reticulation system | A pipe network laid before paving so termiticide can be pumped back into the soil | Rechargeable for the life of the building without digging up paths | Homes surrounded by paving or landscaping |
| Baiting (post-construction) | In-ground stations that monitor and then eliminate the colony | Stations need servicing on a regular schedule | Existing homes - see termite control |
Termite barriers are installed in stages that follow the build, not in a single visit.
Send us your plans and slab details. We recommend a system and give you a fixed price for every stage.
Service penetrations collared, and the under-slab membrane or chemical treatment installed once site preparation is done.
As the brickwork or cladding rises, perimeter and cavity barriers go in so the slab edge is left with no gap.
Where the design calls for it, the chemical perimeter or reticulation is completed around the finished building ahead of paving and landscaping.
The meter box carries a durable notice recording the system, and the builder and certifier each receive the installation certificate.
The owner receives the maintenance guidance and an inspection schedule, which is what keeps the system doing its job.
| Document | What it is | Who needs it |
|---|---|---|
| Durable notice | A permanent record in the meter box: the system, the date installed, the life expectancy of any chemical, the installer, and inspection advice | The certifier, the owner and any future owner |
| Installation certificate | Written confirmation of the installed system and products, the areas protected, and the licence of the installer | The builder, the certifier and the owner's records |
| Product information | Details of the physical system or termiticide used, including safety data sheets for chemicals | Builder and owner |
| Maintenance & inspection advice | Keeping the barrier effective, and how often to inspect under AS 3660.2 | The homeowner |
Send the architectural or slab plan, the slab type - raft, waffle pod or suspended - the site address, an approximate pour date, and engineering details for any retaining walls or step-downs.
Our scheduling follows the plumber's set-out and the concreter's pour date. Once services are in, tell us and we confirm collars before the pour inspection.
Volume builders and developers get the same pricing throughout, a single contact, and paperwork for each lot or dwelling.
A missing durable notice or unclear installation record is a common cause of occupation certificate delay. We supply the lot together so the certifier has everything.
A barrier only works if it stays intact and visible. Homeowners should follow these points for the life of the building.
| Factor | Why it matters |
|---|---|
| Slab area & perimeter length | A larger footprint requires more membrane, more perimeter work and more labour |
| System type | Full under-slab physical, perimeter-only, and chemical or reticulation systems are priced differently |
| Number of penetrations | Every plumbing and electrical penetration through the slab requires a collar |
| Site complexity | Retaining walls, step-downs, sandstone excavation and suspended floors add detailing |
| Number of site visits | Staging follows the build program, and multi-dwelling sites can be combined |
Send your plans for a fixed, written quote. There's no charge to quote.
The failures we are called to inspect are rarely the product. They are a collar missed on a late-added pipe, a perimeter left short at a step-down, or a membrane torn by a trade after we left and never reported.
A documented, serviced termite management system is something a Carlingford buyer's pest inspector will note favourably. The absence of paperwork is something they will note the other way.
Clay soils also hold moisture against the slab, which is the condition termites want. The barrier matters more on those blocks, not less.
Licensed in NSW under 5122967, with all installations carried out to AS 3660.1.
Our scheduling follows the builder's program - a barrier stage will not hold up your pour.
The durable notice, installation certificate and product details are all provided.
Single dwellings, granny flats, duplexes and multi-unit projects.
Everything you need to know before you book. Still unsure? Call us — we're happy to help.
Get a Free QuoteBarriers are quoted off your plans and slab details. What changes the figure is the size of the building, how many areas are affected and the access. You get that number up front for Carlingford 2118, with no call-out fee. You get the AS 3660.1 certificate and the durable notice for the meter box.
Same-day attendance is usually available. Carlingford sits roughly 18.4 km north-west of the CBD, inside our Ryde & the Northern District run, so we book a time and keep to it.
The housing stock is old and joined together. A shared wall cavity or a continuous sub-floor lets termites travel from one property to the next, which is why your neighbour matters.
Joined housing with ageing drainage. That combination decides where product goes far more than the floor plan does.
We do. A lot of our Carlingford work is rentals and strata, so the report, the products used and the areas treated are all recorded in writing for whoever needs them.
It is, provided the instructions are followed. We will tell you what to keep clear of and for how long before we leave. Let us know about children, pets or fish tanks when you book.
Usually not. Most of the work is done with you in the house, and where a room does need to be clear it is for a short period we will tell you about on arrival.
Most pre-construction termite barriers jobs in a Carlingford home take between one and two hours on site, depending on the size of the property and how much of it is affected.
You get the AS 3660.1 certificate and the durable notice for the meter box. Call us if activity picks up again and we will arrange the return visit.
We do. Carlingford and Kingsdene, Telopea, North Rocks and Dundas Valley are all on the same route, which helps if you own more than one property in the area.
Photographs from Elite jobs across Sydney — not stock imagery.
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