What we need to quote
Plans or slab plan, slab type (raft, waffle pod, suspended), site address, approximate pour date, and engineering details for retaining walls and step-downs.
Pre-Construction Termite Barriers in Narwee 2209 — local technicians, fixed prices and a written report. Barriers are quoted off your plans and slab details.
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What we cover in Narwee, and how quickly we can get there.
Postcode 2209 covers Narwee and the streets immediately around it. At about 15.5 km south-west of the CBD it falls in the Canterbury-Bankstown, where we have vans out daily. We run Narwee on a regular route, and same-day attendance is usually available.
A lot of our Narwee jobs are in the streets around Phillip Street Reserve and Riverwood Plaza, and we are out near Canterbury Public Golf Course regularly enough that the technician usually knows the access before they arrive.
Canterbury-Bankstown is the council area for Narwee, and we treat Beverly Hills, Riverwood and Penshurst on the same schedule. Terraces, semis and converted blocks share cavities and risers, which is why a single-unit treatment often does not hold on its own.
The bulk of our Narwee work is apartments and converted blocks where the kitchen backs onto a service riser. Mention the detail when you call 1300 313 373 - it decides how long we need on site.
Beyond that we are regularly around Narwee station, and out as far as Windarra Reserve. If you are anywhere in 2209, you are inside the area we run.
The 2209 run is set the day before and you are given an arrival time. Where Beverly Hills and Riverwood fall on the same round, we can usually bring the visit forward.
A barrier does not stop being compliant when a garden bed goes in over it, but it does stop being inspectable - which amounts to the same thing a few years later.
The value of the system on a Narwee home is detectability. Without the inspections that detectability is never used.
A barrier is only as good as its weakest penetration. One untreated conduit gives a colony a clean route into the frame.
Photos from our own Sydney installations, not stock images. We recommend the right mix for your slab design, site and budget.

Before the pour, a termite-resistant membrane goes across the prepared ground, protecting the full slab footprint.

A collar is sealed around each plumbing pipe, conduit and service passing through the slab, because those are the most common hidden entry points.

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

Termiticide registered with the APVMA goes into the soil, and a reticulation pipe network can be added so later recharging needs no digging.

Protection for bearers, piers and suspended timber floors on sloping or elevated sites.

Detailed work against retaining walls, sandstone cuts, step-downs and the cut-and-fill sites common around Sydney.
Once the slab is poured, the areas termites use most are sealed away for good.
Compared with a retrofit - or with repairing damage - a pre-construction barrier is a small cost.
New Class 1 homes and Class 10 outbuildings need a compliant termite management system where the primary building elements are susceptible.
Pipe penetrations and slab joints are only fully protectable while they are still exposed, before the concrete goes over.
An under-slab system protects the parts of the footprint no later treatment can access.
No Occupation Certificate is issued without the installation certificate and durable notice going to the certifier.
Buyers, inspectors and lenders all respond to documented, compliant termite protection.
One call to a licensed Sydney technician gets you straight advice and a fixed quote within 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 | A termite-resistant layer (sheet, stainless mesh or graded stone particles) that termites can't chew through, laid under the slab or at the perimeter | Designed to last as long as the slab if it isn't disturbed. No chemical top-ups. | Slab-on-ground homes and owners who want a non-chemical option |
| Penetration collars | Physical collars sealed around every pipe and conduit through the slab | Long-lasting when installed correctly before the pour | Every slab. Usually combined with 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 | Pipework installed before paving so the soil can be re-treated by pumping | Can be topped up for the life of the building with no excavation of paths | Houses surrounded by paving or landscaped areas |
| Baiting (post-construction) | In-ground stations used to monitor and eliminate the colony | Stations have to be serviced regularly | Existing homes. See termite control |
Termite barriers are installed in stages that follow the build, not in a single visit.
Send through the plans and slab details, and we will recommend a system with a fixed price for each stage.
Penetration collars to all services first, then the under-slab membrane or chemical treatment once the site is ready.
Perimeter and cavity barriers installed as the brickwork or cladding goes up, so there is no gap at the slab edge.
A specified chemical perimeter or reticulation system is finished around the building prior to paving and landscaping.
The system is recorded on a durable notice in the meter box, and the installation certificate goes to both the builder and the 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 | The permanent meter-box notice recording the system, the install date, any chemical's life expectancy, the installer and inspection advice | The certifier, the owner, and owners after them |
| 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 | Maintenance guidance and the AS 3660.2 recommended inspection frequency | Homeowner |
Plans or slab plan, slab type (raft, waffle pod, suspended), site address, approximate pour date, and engineering details for retaining walls and step-downs.
We fit in around the plumber's set-out and the pour. Tell us once services are in and the collar installation is confirmed before the pour inspection.
For developers and volume builders: consistent pricing, one point of contact, and documentation issued for every lot or dwelling.
The common cause of occupation certificate delay is a missing durable notice or unclear records - so we supply everything together.
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 |
|---|---|
| Footprint and perimeter | More area means more membrane, more perimeter protection and more time on site |
| The system specified | Under-slab physical systems, perimeter-only systems and chemical or reticulation options carry different prices |
| How many services | Each service penetrating the slab, plumbing or electrical, needs a collar |
| Site complexity | Extra detailing comes with retaining walls, step-downs, sandstone excavation and suspended floors |
| Visits to site | Staged installation tracks the build program, with multi-dwelling sites often combined |
Send your plans for a fixed, written quote. There's no charge to quote.
Pre-purchase inspections ask about the system and the notice. Having both in order removes a negotiating point from the buyer's side.
The assumption that a new build is low risk is backwards. New construction on previously vegetated land is exactly where we see early activity.
Attached garages, pergolas, alfresco slabs and later additions all need to be in the system. On Narwee builds the alfresco slab poured separately is the one most often left out.
NSW Pest Management licence 5122967, with installations to AS 3660.1.
Scheduled around the builder's program, so a barrier stage does not delay the pour.
Durable notice, installation certificate and product information, all handed over.
One house, a granny flat, a duplex, or a full multi-unit project.
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 Narwee 2209, with no call-out fee. You get the AS 3660.1 certificate and the durable notice for the meter box.
At roughly 15.5 km south-west of the city, Narwee is on a route we run regularly. Same-day attendance is usually available. You will be given a time, not a window.
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.
Mostly terrace and semi. We look at the party wall, the sub-floor and the roof space, because those are the routes between houses.
Yes. We work in houses, units, strata blocks, rentals and commercial premises across Narwee 2209, and we provide the written report agents and strata managers ask for.
Yes, when it is applied properly. We use registered products at label rates and tell you which areas to keep clear and for how long. Mention pets, fish tanks or allergies 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.
For a standard Narwee 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. That is the point of the warranty - you do not pay twice for the same problem.
Yes. As well as Narwee we cover Beverly Hills, Riverwood, Penshurst and Mortdale on the same runs, so a job that crosses a boundary can be handled in one visit.
Photographs from Elite jobs across Sydney — not stock imagery.
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