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 Narraweena 2099 — 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 Narraweena.
If you are in Narraweena or anywhere else in 2099, you are in our Northern Beaches patch, 14.4 km north of the CBD. We run Narraweena on a regular route, and same-day attendance is usually available.
Around Narraweena we work the pockets near South Creek Reserve, Dee Why Grand Shopping Centre and Parr Park most often, so the van is rarely far away when a job comes in.
This is the Northern Beaches area, and our runs here also take in Beacon Hill, Cromer and Dee Why. Salt air and sandy ground keep sub-floors damp here, and damp is what sustains a population.
Around Narraweena the pattern is fairly consistent: ground-floor units with a damp sub-floor, and houses where the garage sits below the living level. Tell us which it is on the phone and we will come prepared for it.
Every part of 2099 is covered as standard.
When you book, we confirm the 2099 run the day before and give you an arrival time rather than a window. If we are already out at Beacon Hill or Cromer that morning, we will usually offer you the earlier slot.
Every pipe and conduit through the slab is a path. Each one needs its own collar or sealed detail, and the ones most often missed on Narraweena builds are the wet-area penetrations - shower wastes and bath traps.
People expect a barrier to be a guarantee. It is a managed zone: it either stops termites or forces them into the open where they are visible.
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 Narraweena homes were buried by a landscaper who was never told.
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.

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

Slab edge and wall cavity are both barriered, blocking the concealed tunnels termites otherwise build up the outside.

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

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

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.
It costs far less now than retrofitting later, and vastly less than repairing termite damage.
Class 1 homes and Class 10 outbuildings with termite-susceptible primary building elements must have a compliant termite management system.
Before the pour is the only opportunity to fully protect the pipe penetrations and slab joints.
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.
Documented compliance on termite protection reassures the buyer, their inspector and the lender.
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 | A termite-proof layer of sheet, stainless mesh or graded stone, installed under the slab or around the perimeter | Designed for the life of the slab if undisturbed; no chemical recharge required | Slab-on-ground construction and owners preferring no chemicals |
| 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 | Termiticide creating a treated zone in the soil beneath and around the building | Service life is set by the product label and the soil, and it can be re-applied | Builds working to a budget, 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.
Service penetrations collared, and the under-slab membrane or chemical treatment installed once site preparation is done.
As the walls go up the perimeter and cavity barriers are installed, closing the slab edge as the work progresses.
A specified chemical perimeter or reticulation is completed around the finished building, ahead of the paving and the 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.
At handover the owner gets maintenance advice and a recommended inspection schedule so the system stays effective.
| Document | What it is | Who needs it |
|---|---|---|
| Durable notice | A permanent notice fixed inside the meter box recording system, installation date, chemical life expectancy, installer and inspection advice | Certifier, owner and future owners |
| Installation certificate | Written confirmation of what system and products went in, the areas protected, and the installer's licence | Builder and certifier, plus the owner's records |
| Product information | Specifications for the physical system or termiticide used, plus safety data sheets where chemicals are involved | Builder and owner |
| Maintenance & inspection advice | Maintenance guidance and the AS 3660.2 recommended inspection frequency | 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.
Timing follows the plumbing set-out and the pour. Tell us when services are complete and we confirm the collars before the pour inspection.
Developers and volume builders get consistent pricing, a single point of contact and documentation for every lot or dwelling.
Missing durable notices or unclear installation records are a common reason for occupation certificate delays. We supply everything together so the certifier has what they need.
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 requires a collar |
| Site conditions | Detailing increases with retaining walls, step-downs, sandstone excavation and suspended floors |
| Number of visits | The staged install follows your build program, and multi-dwelling sites can be combined |
Send your plans for a fixed, written quote. There's no charge to quote.
A documented, serviced termite management system is something a Narraweena buyer's pest inspector will note favourably. The absence of paperwork is something they will note the other way.
Much of western and south-western Sydney sits on reactive clay that moves with moisture. Around Narraweena that movement can open hairline paths underground where nothing is visible from the surface.
We install across 2099 and the surrounding Northern Beaches - new builds, knock-down rebuilds, extensions and owner-builder projects around South Creek Reserve and beyond.
Licensed in NSW under 5122967, with all installations carried out to AS 3660.1.
We work around the builder's program so a barrier stage never delays the pour.
Durable notice, certificate of installation and product details - all supplied together.
Whether it is one dwelling, a granny flat, a duplex or a 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. Two things move it: how big the place is, and how far it has already spread. We work that out on the phone or on site and tell you the figure before anything starts in Narraweena. You get the AS 3660.1 certificate and the durable notice for the meter box.
Same-day attendance is usually available. We are about 14.4 km north of the city here, and Narraweena is covered by the Northern Beaches team.
The air never really dries out near the water, so sub-floors and lower rooms hold moisture through the year. termites need that damp more than they need food, and here they always have it.
Units near the water and houses set back from it, with damp sub-floors the common factor in both.
Yes. We work in houses, units, strata blocks, rentals and commercial premises across Narraweena 2099, 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.
Generally no. We will tell you on arrival if any part of the job means keeping out of a room for a while, so there are no surprises.
Between one and two hours covers the majority of jobs. We do not book so tightly that a technician has to cut a job short.
You get the AS 3660.1 certificate and the durable notice for the meter box. A return visit within the warranty period costs you nothing.
We do. Narraweena and Beacon Hill, Cromer, Dee Why and Brookvale 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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