What we need to quote
The architectural or slab plan, which slab type it is - raft, waffle pod, suspended - the site address, approximate pour date, and any retaining wall or step-down engineering.
Pre-Construction Termite Barriers in North Sydney 2055 — 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 North Sydney.
Postcode 2055 covers North Sydney and the streets immediately around it. At about 3.3 km north of the CBD it falls in the Lower North Shore, where we have vans out daily. Our technicians are through North Sydney most days, so same-day attendance is usually available.
Around North Sydney we work the pockets near Greenwood Plaza, Cammeray Golf Course and North Sydney station most often, so the van is rarely far away when a job comes in.
North Sydney is in the North Sydney, Mosman, Willoughby, Lane Cove and Hunters Hill area, and we cover Lavender Bay, McMahons Point and Waverton on the same runs - handy if you own more than one property or your termite problem has come from next door. Period homes near the harbour tend to have sub-floors, original timber and gardens running down to the boundary, so the inspection covers well beyond the kitchen.
Around North Sydney the pattern is fairly consistent: older homes near the water with a sub-floor that never fully dries. Tell us which it is on the phone and we will come prepared for it.
Sydney Harbour National Park and Quarantine Boat Depot Beach are on the same round, which means every part of 2055 is within our area.
We confirm your slot the day before and arrive at a stated time. Lavender Bay and McMahons Point sit on the same run, so earlier appointments in 2055 come up regularly.
The value of the system on a North Sydney home is detectability. Without the inspections that detectability is never used.
Tell whoever does the landscaping on your North Sydney build to keep soil, mulch and paving below the slab edge. It is the single most common way a good system is quietly defeated.
Everything about a barrier is easier before the pour. That is the whole argument for getting it right the first time.
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.

Every penetration through the slab is collared and sealed. These are the hidden entry points termites use most.

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

An APVMA-registered termiticide into the soil, optionally with a reticulation pipe network so it can be recharged later without excavation.

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

Retaining walls, sandstone cuts, step-downs and cut-and-fill sites are detailed individually - all of them common here.
Once the slab is poured, the areas termites use most are sealed away for good.
A pre-construction barrier costs far less than a retrofitted system or repairs to termite damage later.
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 be fully sealed only while the concrete has yet to cover them.
An under-slab system protects areas no post-construction treatment can reach.
Before issuing the Occupation Certificate, the certifier requires both the installation certificate and the durable notice.
Buyers, building inspectors and lenders all take comfort from documented, compliant termite protection.
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 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 | 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 | 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 | A pipe network put in ahead of paving, letting termiticide be pumped into the soil later | Rechargeable for as long as the building stands, without digging paths up | Homes enclosed by paving or landscaping |
| Baiting (post-construction) | Stations in the ground that monitor activity and eliminate the colony | They need servicing on a regular basis | Existing buildings - see termite control |
Termite barriers are installed in stages that follow the build, not in a single visit.
Send us your plans and slab details. We recommend a system and give you a fixed price for every stage.
Every service through the slab is collared first, then the under-slab membrane or chemical treatment goes down on the prepared site.
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 is completed around the finished building, ahead of the paving and the landscaping.
The system is documented on a durable notice in the meter box, and the installation certificate goes to builder and certifier.
The owner receives maintenance advice and a recommended inspection schedule to keep the system effective.
| 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 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 | How the barrier is kept effective, plus the inspection frequency AS 3660.2 recommends | The homeowner |
The architectural or slab plan, which slab type it is - raft, waffle pod, suspended - the site address, approximate pour date, and any retaining wall or step-down engineering.
We work to the plumber's set-out and the concreter's program. Let us know when the services are in and collars are confirmed 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 |
|---|---|
| Size of slab and perimeter | Larger footprints take more membrane, more perimeter protection and more labour |
| System chosen | Full under-slab physical, perimeter-only, chemical and reticulation options are each priced differently |
| Number of penetrations | A collar is needed for each plumbing and electrical penetration through the slab |
| Site complexity | Retaining walls, step-downs, sandstone excavation and suspended floors all require extra detailing |
| Number of site visits | Staged installations follow the build program. Multi-dwelling sites may be combined. |
Send your plans for a fixed, written quote. There's no charge to quote.
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.
Clay soils also hold moisture against the slab, which is the condition termites want. The barrier matters more on those blocks, not less.
The assumption that a new build is low risk is backwards. New construction on previously vegetated land is exactly where we see early activity.
Licensed in NSW under 5122967, with all installations carried out to AS 3660.1.
Scheduled around the builder's program, so a barrier stage does not delay the pour.
The durable notice, installation certificate and product details are all provided.
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. We quote on the property rather than the postcode, so a unit in North Sydney 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. North Sydney is about 3.3 km north of the CBD in the Lower North Shore, and we give you a firm arrival time rather than an all-day window.
Old houses, steep blocks and heavy planting. The lower level cut into the slope stays cool and damp, and that is where termites settle well before anyone notices them upstairs.
Period homes and converted apartments with original timber, sub-floors and established gardens, all of which get inspected.
We do all of those. A good share of the North Sydney jobs we run are tenanted or strata properties, so the written record comes as standard.
It is, as long as you follow what we tell you on the day - usually keeping off treated surfaces for a couple of hours. Let us know at booking about young children, pets or an aquarium.
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.
For a standard North Sydney 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. Call us if activity picks up again and we will arrange the return visit.
Yes. As well as North Sydney we cover Lavender Bay, McMahons Point, Waverton and Milsons Point 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.
Insured, licensed technicians and a straight quote within 30 minutes - no obligation either way.