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 Seaforth 2092 — 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 Seaforth.
If you are in Seaforth or anywhere else in 2092, you are in our Northern Beaches patch, 9 km north of the CBD. Our technicians are through Seaforth most days, so same-day attendance is usually available.
Most weeks we are somewhere between Explosives Reserve and Clontarf Beach in Seaforth, and Balgowlah Golf Club is close enough to be on the same run.
Under Northern Beaches, we cover Seaforth and North Balgowlah, Balgowlah and Clontarf alike. Salt air and sandy ground keep sub-floors damp here, and damp is what sustains a population.
Most Seaforth bookings come in as apartments where the problem is really in the building rather than the flat. Say which one applies when you call 1300 313 373 and the technician will have the right products on the van.
Beyond that we cover the rest of 2092, including the streets around Sangrado Reserve.
Your appointment is confirmed the day before with a real arrival time. Because North Balgowlah and Balgowlah are covered on the same round, 2092 often has an earlier slot available.
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.
Most Seaforth 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.
A compliant barrier does not mean termites can never reach the building. It means they cannot reach it concealed - they have to build workings where an inspection will find them. That is why the annual inspection is part of the system, not an upsell.
Photos from our own Sydney installations, not stock images. We recommend the right mix for your slab design, site and budget.

The whole slab footprint is protected by a termite-resistant membrane laid onto the prepared ground before concrete goes down.

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

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

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

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.
A barrier installed during the build costs far less than one retrofitted afterwards or any damage repair.
The NCC requires a compliant system on Class 1 dwellings and Class 10 outbuildings where primary building elements are termite-susceptible.
The only time pipe penetrations and slab joints can be properly protected is before the concrete covers 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.
Buyers, inspectors and lenders all respond to documented, compliant termite protection.
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 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 | Collars sealed physically around each pipe and conduit passing through the slab | Durable provided they are installed correctly before the pour | Every slab, and normally paired with a perimeter system |
| Chemical soil barrier | Termiticide forming a treated zone in the soil beneath and around the building | How long it lasts depends on the 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) | Monitoring stations set into the ground, baited to eliminate the colony | Regular servicing of the stations is needed | For existing homes, see termite control |
Termite barriers are installed in stages that follow the build, not in a single visit.
We work from your drawings and slab details, specify a system, and fix the price stage by stage before anything is booked.
Collars go onto every service penetration, and once the site is prepared the under-slab membrane or the chemical treatment is installed.
As the walls go up the perimeter and cavity barriers are installed, closing the slab edge as the work progresses.
Where specified, a chemical perimeter or reticulation system is completed around the finished building before paving and landscaping.
A durable notice goes into the meter box recording the system; builder and certifier each get the installation certificate.
Handover includes maintenance advice and the recommended inspection schedule for keeping the system effective.
| Document | What it is | Who needs it |
|---|---|---|
| Durable notice | Fixed permanently in the meter box, recording the system, install date, chemical life expectancy, installer and inspection advice | Certifier, current owner and future owners |
| 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 | How to keep the barrier effective, and the recommended inspection frequency (AS 3660.2) | 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 schedule to the plumber's set-out and the concreter's pour, confirming collar installation before the pour inspection once services are in.
Consistent pricing, one point of contact and per-lot documentation for developers and volume builders.
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 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 |
| How many penetrations | Each plumbing and electrical penetration through the slab requires its own collar |
| Site complexity | Retaining walls, step-downs, sandstone excavation and suspended floors all require extra detailing |
| 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.
The assumption that a new build is low risk is backwards. New construction on previously vegetated land is exactly where we see early activity.
We install across 2092 and the surrounding Northern Beaches - new builds, knock-down rebuilds, extensions and owner-builder projects around Explosives Reserve and beyond.
A barrier is a continuous system, so it fails at the join. On Seaforth sites the usual culprits are a penetration added after our visit and a section of slab edge covered before anyone inspected it.
NSW Pest Management licence 5122967. Every installation is 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.
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. The fixed price depends on the size of the property and how far the problem has spread, and we confirm it before we start - there is no call-out fee in Seaforth 2092. You get the AS 3660.1 certificate and the durable notice for the meter box.
Same-day attendance is usually available. Seaforth sits roughly 9 km north of the CBD, inside our Northern Beaches run, so we book a time and keep to it.
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.
A mix of walk-up blocks and free-standing homes, where the lower level and the sub-floor are what we concentrate on.
Yes - freestanding homes, townhouses, apartments, rentals and business premises in Seaforth 2092 are all covered, with documentation suitable for an agent or a strata manager.
Yes, applied correctly. Products are registered for this use, placed out of reach rather than across open surfaces, and you will know what to stay off and for how long.
In the great majority of jobs, no. If one area needs to be left for an hour or two we say so before we start rather than after.
An hour to two hours covers most jobs. The size of the building and the extent of the problem are what change 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 Northern Beaches area, which takes in Seaforth and the suburbs around it.
Photographs from Elite jobs across Sydney — not stock imagery.
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