What we need to quote
We need the architectural or slab plan, the slab type (raft, waffle pod, suspended), the address, a rough pour date, and engineering details for retaining walls or step-downs.
Pre-Construction Termite Barriers in Dharruk 2770 — local technicians, fixed prices and a written report. Barriers are quoted off your plans and slab details.
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Local technicians, fixed prices and a written report for every job in Dharruk.
We treat termites right across 2770. Dharruk is roughly 38.7 km west of the city, which puts it well inside the Blacktown & Mount Druitt run our technicians work. We cover Dharruk on scheduled runs through the Blacktown & Mount Druitt, and we will give you a firm time rather than a window.
Our Dharruk work takes in the streets by Mount Druitt station and RAAF Memorial Park, through to Luxford Gardens at the other end.
Blacktown City is the council area for Dharruk, and we treat Hebersham, Blackett and Emerton on the same schedule. On a newer estate the houses are near-identical and tightly spaced, which means a problem in one tends to turn up in the ones either side.
Dharruk jobs tend to be recently built homes where the activity started at the boundary. Let us know which when you ring and we will plan the visit around it.
We also work the streets near Emerton Village and across toward Plumpton Marketplace - the whole of 2770 is covered.
Your appointment is confirmed the day before with a real arrival time. Because Hebersham and Blackett are covered on the same round, 2770 often has an earlier slot available.
The exposed slab edge is a designed part of the system: it is where an inspector can see workings before they reach the frame. Most of the failed inspection zones we find on Dharruk homes were buried by a landscaper who was never told.
A barrier is only as good as its weakest penetration. One untreated conduit gives a colony a clean route into the frame.
Most Dharruk builds are waffle pod or raft, and the two are detailed differently at the edge. Tell us which it is when you send the plans and the quote will be right first time.
Photos from our own Sydney installations, not stock images. We recommend the right mix for your slab design, site and budget.

A termite-resistant physical layer across the prepared ground, installed before the pour and covering the whole slab footprint.

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 at the slab edge and continuing into the wall cavity, preventing concealed tunnelling up the slab's outside face.

APVMA-registered termiticide applied to the soil. Add a reticulation network and the barrier can be topped up later without digging anything up.

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

Detailing for the complications Sydney blocks throw up: retaining walls, sandstone excavation, step-downs and cut-and-fill.
Once the slab is poured, the areas termites use most are sealed away for good.
Doing it now is far cheaper than retrofitting a system later, and cheaper again than repairing termite damage.
If a new Class 1 home or Class 10 outbuilding has termite-susceptible primary building elements, a compliant system is required.
Pipe penetrations and slab joints can only be fully protected before concrete covers them.
An under-slab system covers ground that nothing applied after construction can get to.
Before issuing the Occupation Certificate, the certifier requires both the installation certificate and the durable notice.
Having the termite protection documented and compliant reassures buyers, inspectors and lenders alike.
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 | Membrane, stainless mesh or graded stone forming a layer termites cannot pass, beneath the slab or around the perimeter | Designed to last as long as the slab itself if undisturbed; no top-ups | Slab-on-ground construction and non-chemical preferences |
| Penetration collars | A physical collar sealed around each pipe and conduit passing through the slab | Long service life where the install before the pour was done properly | Every slab, and usually alongside a perimeter system |
| Chemical soil barrier | Treated soil - termiticide applied beneath and around the building | Longevity depends on label and soil conditions, and it can be renewed | Cost-conscious builds, 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 | The stations require 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.
Plans and slab details to us, and you get a system recommendation plus a fixed price stage by stage.
Collars are fitted to all service penetrations, and the under-slab membrane or chemical treatment follows on the prepared site.
Barriers to the perimeter and cavity go in alongside the brickwork or cladding, eliminating any slab-edge gap.
A chemical perimeter or reticulation system, where specified, is completed around the building before any paving or landscaping.
A durable notice goes into the meter box to record the system, with the installation certificate to the builder and certifier.
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 the termiticide used, with safety data sheets for chemicals | The builder and the owner |
| Maintenance & inspection advice | Advice on maintaining the barrier and the recommended inspection interval under AS 3660.2 | Homeowner |
We need the architectural or slab plan, the slab type (raft, waffle pod, suspended), the address, a rough pour date, and engineering details for 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.
Occupation certificate delays usually trace to a missing durable notice or poor records. We give the certifier the full set in one go.
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 size and perimeter run | Larger slabs need more membrane and perimeter protection, 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 needs a collar |
| How complex the site is | Retaining walls, step-downs, sandstone excavation and suspended floors all add detailing |
| Site visits required | Staging follows the build program; multi-dwelling sites may be combined into fewer visits |
Send your plans for a fixed, written quote. There's no charge to quote.
Clearing removes the trees, not the nests. Stumps and root systems left in the ground around Dharruk developments keep colonies alive right under the new slabs.
If a system is going to fail it fails at a detail, not across the whole footprint. That is why we photograph each penetration and each stage as it is completed.
An addition to a protected house is a new entry point unless it is tied into the existing system. We treat it as part of the whole, not a separate job.
NSW Pest Management licence 5122967. Every installation is to AS 3660.1.
We attend to suit the builder's program, so the pour is never held up by a barrier stage.
You get the durable notice, the installation certificate and the product details.
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. There is no call-out charge in Dharruk 2770. The final number comes down to the property itself, and it is fixed before we begin. You get the AS 3660.1 certificate and the durable notice for the meter box.
We cover it on scheduled runs, so a day's notice gets you the best slot. Dharruk sits roughly 38.7 km west of the CBD, inside our Blacktown & Mount Druitt run, so we book a time and keep to it.
Estate housing is tightly spaced and near-identical, which means the conditions that suit termites at one address usually suit the whole street.
Newer homes, tightly spaced, usually slab on ground - so the treatment concentrates on the perimeter and entry points.
Yes. We work in houses, units, strata blocks, rentals and commercial premises across Dharruk 2770, and we provide the written report agents and strata managers ask for.
It is, applied properly. We put product into cracks, voids and stations rather than across open surfaces, and we will tell you what to stay off and for how long before we leave.
Most of the time you can carry on as normal. If a particular area needs to be empty we will flag it when we arrive and it is rarely more than a couple of hours.
For a standard Dharruk home, one to two hours. We would rather tell you it will take longer up front than rush it.
You get the AS 3660.1 certificate and the durable notice for the meter box. So if they turn up again within the warranty, ring us and we will attend.
Yes - we work right across the Blacktown City area, which takes in Dharruk and the suburbs around it.
Photographs from Elite jobs across Sydney — not stock imagery.
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