What we need to quote
To quote we want the plans or slab plan, the slab type (raft, waffle pod or suspended), the address, an approximate pour date, and engineering for retaining walls or step-downs.
Pre-Construction Termite Barriers in Northmead 2152 — 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 Northmead.
If you are in Northmead or anywhere else in 2152, you are in our Hills District patch, 21.9 km north-west of the CBD. We run Northmead on a regular route, and same-day attendance is usually available.
Most weeks we are somewhere between Otto Losco Reserve and Childrens Hospital station in Northmead, and Hammers Road Reserve is close enough to be on the same run.
Our runs through Northmead also take in Constitution Hill, North Parramatta and Winston Hills. With bushland close by there is constant pressure from outside, so the perimeter and the fence line get as much attention as the house.
The termite calls we take from Northmead are mostly properties where the fence line matters as much as the kitchen. If yours is one of them, mention it when you ring 1300 313 373 - it changes what the technician brings.
Wherever you are in 2152, you are inside the area our technicians cover.
The 2152 run is set the day before and you are given an arrival time. Where Constitution Hill and North Parramatta fall on the same round, we can usually bring the visit forward.
The value of the system on a Northmead home is detectability. Without the inspections that detectability is never used.
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.
A pre-construction barrier goes in while the slab is open. Once the concrete is poured and the frame is up, the same protection costs several times as much and never covers the same ground. On a Northmead build this is genuinely a now-or-never detail.
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.

Collars sealed to every plumbing pipe, conduit and service that passes through the slab. These are the most common hidden entry points for termites.

A physical barrier around the slab edge and into the wall cavity, which stops termites building concealed tunnels up the outside of the slab.

APVMA-registered termiticide into the soil, with optional reticulation pipework for recharging the barrier later without excavation.

For sloping or elevated sites, protection covering the piers, bearers and suspended timber floor.

Retaining walls, sandstone excavation, step-downs and cut-and-fill - all common in Sydney, all needing their own detailing.
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.
There are areas no later treatment can reach - an under-slab system covers them.
The certifier needs the installation certificate and the durable notice in hand to issue the Occupation Certificate.
Compliant protection with the paperwork to prove it satisfies buyers, building inspectors and lenders.
A licensed Sydney technician will talk it through and give you a fixed quote within half an hour.
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 physical layer - membrane, stainless mesh or graded stone - that termites cannot get through, beneath the slab or at its edge | Intended to last the life of the slab if not disturbed, and requires no chemical top-up | Slab-on-ground builds, and owners who want to avoid chemicals |
| 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 | Termiticide applied to create a treated soil zone under and around the building | Its life comes down to the product label and the soil, and re-application is available | Budget builds and a number of complex sites |
| Reticulation system | A network of pipes installed before paving so termiticide can be re-injected into the soil | Rechargeable throughout the building's life, with no need to dig up paths | Homes with paving or landscaping all around them |
| 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.
Plans and slab details to us, and you get a system recommendation plus a fixed price stage by 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.
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 is given maintenance guidance and an inspection schedule that keeps the system effective.
| Document | What it is | Who needs it |
|---|---|---|
| Durable notice | A permanent plate in the meter box recording the system, the installation date, the life expectancy of any chemical, the installer and the inspection advice | The certifier, the owner, and whoever owns it next |
| Installation certificate | Confirms in writing the system and products installed, the areas protected and the installer's licence | The builder, the certifier, and the owner's records |
| Product information | What physical system or termiticide was used, together with safety data sheets for any chemical | Builder and owner |
| Maintenance & inspection advice | What keeps the barrier working, and the inspection frequency recommended by AS 3660.2 | The homeowner |
To quote we want the plans or slab plan, the slab type (raft, waffle pod or suspended), the address, an approximate pour date, and engineering for retaining walls or step-downs.
We schedule around the plumber's set-out and the concreter's pour. Tell us when services are in and we will confirm the collar installation before the pour inspection.
Volume builders and developers get the same pricing throughout, a single contact, and paperwork for each lot or dwelling.
Delays at occupation certificate stage usually come down to a missing durable notice or unclear records. We provide the complete set at once.
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 and perimeter | A bigger footprint means more membrane, more perimeter work and more hours |
| Which system | A full under-slab physical system, a perimeter-only system, and chemical or reticulation options all price differently |
| Penetration count | Every plumbing and electrical service through the slab needs a collar fitted |
| Difficulty of the site | Retaining walls, step-downs, sandstone excavation and suspended floors add to the detailing |
| How many attendances | Staged installations follow the build program, and multi-dwelling sites may be combined |
Send your plans for a fixed, written quote. There's no charge to quote.
Reactive soil is the argument for a system that tolerates movement rather than a rigid one. We choose based on the soil report for the Northmead site, not on a default.
A barrier is a continuous system, so it fails at the join. On Northmead sites the usual culprits are a penetration added after our visit and a section of slab edge covered before anyone inspected it.
The assumption that a new build is low risk is backwards. New construction on previously vegetated land is exactly where we see early activity.
NSW Pest Management licence 5122967, with installations to AS 3660.1.
We work around the builder's program so a barrier stage never delays the pour.
Everything the certifier wants: durable notice, installation certificate, product details.
Single homes, granny flats, duplexes and multi-unit developments alike.
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. We quote on the property rather than the postcode, so a unit in Northmead and a large house are priced differently. The figure is fixed before any work starts. You get the AS 3660.1 certificate and the durable notice for the meter box.
Same-day attendance is usually available. Northmead sits roughly 21.9 km north-west of the CBD, inside our Hills District run, so we book a time and keep to it.
Properties on a bush edge get re-supplied continuously. That is why our work in Northmead is as much about the fence line and the perimeter as the inside of the house.
Houses on larger, often sloping blocks with bush on at least one boundary, so the perimeter and the fence line are central to the job.
Yes. Houses, townhouses, units, strata common property, rentals and commercial sites in Northmead 2152 are all part of what we do, and the paperwork is the kind agents accept.
Yes. The products are registered for this use and applied at label rates, and placement keeps them away from where children and animals go. Let us know at booking about pets, fish tanks or anyone with asthma and we will plan the visit around it.
In most cases you can stay. Where an area does need to be left clear it is for a couple of hours at most, and we say so before we start.
Most pre-construction termite barriers jobs in a Northmead 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. If it is not holding, call us - that is exactly what the warranty is for.
We do. Northmead and Constitution Hill, North Parramatta, Winston Hills and Westmead 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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