Termite Treatment Sydney — Inspections, Barriers & Colony Elimination

Our termite treatments use safe, effective methods to eliminate these pests from your home and keep them from coming back.
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Termite Barriers Sydney

Protecting Your Home Starts With the Right Termite Treatment Plan

Termite treatment in Sydney involves three stages: confirming active termite activity through a professional inspection, eliminating the colony through targeted baiting, and protecting your home long-term with a chemical barrier. Without all three, you’re either guessing or leaving the door open for the next attack.

At So Pest Off, we handle the full process, inspection through to barrier installation, using Termidor® and Trelona®, the two most trusted termite products in Australia. As accredited Termidor technicians based in the Hills District, we service homes across Greater Sydney.

Why Termite Treatment Can’t Wait

NSW has some of the highest termite activity rates in Australia. One in three homes will experience a termite attack at some stage — and the Hills District is particularly high-risk due to soil conditions, moisture levels and the density of timber-framed homes in the area.

The problem with termites is that by the time you see them, they’ve usually been there a while. They work continuously, forage up to 100 metres from their nest, and feed around the clock. Left untreated, the damage compounds fast — and in severe cases, it’s structural.

Step 1 — Termite Inspection: Finding the Problem Before It Finds You

No treatment plan is worth anything without an accurate inspection first. We use four detection methods to build a complete picture of what’s happening in your home:

  • Visual inspection of all accessible areas for signs of activity or damage
  • Audible testing using a donga tool to detect hollow timber
  • Thermal and moisture imaging to identify heat signatures and moisture behind walls and floors
  • Termatrac radar technology to detect live movement without drilling or damage

This combination is aligned with Australian Standard AS3660.2 and gives us a non-invasive, accurate read on where termites are active, how far they’ve spread, and what treatment approach is right for your property.

Important: if you find mud tubes, soft timber or suspect termite activity, don’t disturb it. Disturbing an active colony can cause termites to retreat temporarily, making detection and treatment significantly harder. Call us first.

Step 2 — Colony Elimination Through Termite Baiting

Once activity is confirmed, the first priority is stopping the colony. We use Trelona® ATBS baiting — a slow-acting bait that workers carry back to the nest, spreading it through the colony and ultimately targeting the queen.

This is deliberate. A fast-kill product would eliminate workers at the surface but leave the colony intact. Trelona® works because termites don’t know they’re being baited.

Bait stations are monitored through follow-up visits until activity ceases and we’re confident the colony has been eliminated. Only then do we move to barrier installation.

Step 3 — Termite Barriers: Long-Term Protection for Your Home

A termite barrier is the most effective long-term protection available for an existing home. We install Termidor® HE soil barriers — a non-repellent chemical treatment applied to the soil around your home’s perimeter and sub-structure.

Non-repellent means termites can’t detect it. They pass through the treated zone, pick up the active ingredient, and transfer it back through the colony via contact, the Termidor® Transfer Effect™. It’s the reason Termidor® has become the industry standard for termite barriers in Australia.

As accredited Termidor technicians, our installations are eligible for the Termidor Assurance Warranty — in some cases up to $2 million in structural damage cover.

If your home already has an existing termite reticulation system, we’ll inspect it, refill stations and assess whether the barrier is still performing or needs upgrading.

What Affects the Cost of Termite Treatment in Sydney?

Termite treatment isn’t one-size-fits-all pricing. The cost varies based on:

  • Size and construction type of your property (slab, subfloor, split-level)
  • Extent and location of termite activity
  • Whether baiting alone is sufficient or a full barrier is required
  • Whether an existing system needs refilling or replacing
  • Soil conditions and site accessibility

Termite treatments require and inspection before we can quote accurately and the pricing is provided upfront before any work begins.
View our pricing page for a general guide, or contact us for a quote based on your property.

Pest Control Services

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Count on the team at So Pest Off—friendly, professional, and ready to tackle all your pest problems, from thorough inspections to effective treatments.

0410 244 244 Get A Quote

Struggling With Pests at Home?

Let our licensed professionals take care of the problem using fast, affordable, and eco-friendly treatments that protect your home, your family, and your peace of mind now and in the future.

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Why Choose Us

Pest Control You Can Trust

Pest Control Experts

Years of experience tackling all types of pest problems.

Safe & Thorough

We use proven methods that are safe for your home and family.

Sydney Wide

Reliable service across Sydney’s homes and businesses.

Licensed & Insured

Fully certified technicians for total peace of mind.

Targeted Solutions

Treatments tailored to your pest, property, and needs.

Upfront Prices

No hidden fees—just clear, honest quotes every time.

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What Our Customers Are Saying

Our 4-Step Termite Control Process

We follow set methods when tackling difficult to eradicate pests.

After Treatment

Following your termite treatment, it’s important to allow time for the product to work effectively across the colony.
You may not see immediate results above the surface this is normal. We’ll guide you on what to expect in the coming weeks, and if bait stations or barriers have been installed, we’ll schedule follow-up inspections to monitor progress and ensure full colony elimination.

1

Comprehensive Inspection

We begin with a full property inspection using four advanced detection methods to ensure nothing is missed:
Visual assessment for signs of termite activity or damage
Audible testing using a donga tool to check timber for hollow spots
Thermal and moisture imaging to detect hidden termite presence within walls
Termatrac radar technology to pinpoint live movement without invasive drilling
This approach gives us a detailed, non-invasive picture of what’s happening behind walls, floors and structural timber.

2

Targeted Termite Treatment

If termite activity is detected, we provide immediate on-site advice and a clear quote for treatment. We typically begin with professional termite baiting to stop the colony. As a Termidor accredited provider, we use Australia’s most trusted solution for long-term termite elimination, backed by an optional warranty. If an existing termite system is installed, we’ll inspect, refill or recommend upgrades as needed.

3

Installing Termite Barriers

If your property lacks a termite protection system, we’ll work with you to design a custom barrier solution tailored to your home. We install Termidor® soil barriers for long-term protection against subterranean termite intrusion. As certified Termidor technicians, we guarantee the system is applied to manufacturer standards and eligible for the Termidor Assurance Warranty.

4

Annual Termite Inspections

Termites don’t stop and neither should your protection. An annual inspection is critical to detect early activity, confirm barrier performance, and protect your investment. These yearly checks provide insight into what’s happening beneath your floors, behind your walls and around your property.
Book your next termite inspection with So Pest Off to stay protected year-round.

Common Signs You Need a Termite Inspection Now

  • Mud tubes or dirt trails on walls, foundations or subfloor supports
  • Soft, sagging or hollow-sounding floorboards or door frames
  • Cracked or bubbling paint or plaster
  • Clicking or rustling sounds inside walls
  • A swarm of small flying insects near lights or windows
  • Unexplained power outages (termites chew through wiring insulation)

If you’ve seen any of these, book an inspection before doing anything else.

What Do Termites Look Like?

The most destructive species in Australian homes is Coptotermes acinaciformis — responsible for around 70% of structural termite damage nationally. They’re pale, blind, 3–7mm in size, and their foraging networks extend up to 50 metres from the nest. They feed on any cellulose-rich material — softwood, hardwood, it doesn’t matter. Once they establish a food source, they feed continuously.

The most visible sign is mud tubes — protective tunnels termites build to travel safely from soil to timber without air exposure. Common locations:

  • Base of brick walls or foundations
  • Around weep holes and ground-level gaps
  • On concrete stumps under the home
  • Behind decking, garden edging or timber fences
  • Inside wall cavities

Find one — don’t touch it. Call us.

Annual Termite Inspections — Not Optional

Even with a barrier in place, an annual inspection is essential. Barriers degrade over time. Soil movement, renovations and landscaping changes can compromise protection. An annual inspection confirms the barrier is still performing, catches any new activity early, and keeps your warranty valid.

We recommend every homeowner in Sydney — particularly in the Hills District, Castle Hill, Kellyville, Rouse Hill and surrounding suburbs — books a termite inspection every 12 months at minimum.

Book your annual termite inspection here.

Termite Products We Use

If we detect termite activity, we provide a tailored treatment plan using the most trusted solutions in the industry.

The benchmark for termite control in Australia, Termidor is a non-repellent termiticide. Termites cannot detect it, so they pass through treated zones and carry the chemical back to the colony. Termidor’s transfer effect ensures entire colonies are eliminated. It is undetectable, fast-acting and long-lasting.

Comes with the Termidor Assurance Warranty — up to $2 million in structural damage cover (when applied by an accredited technician like So Pest Off).

Termidor can be applied as a perimeter treatment or combined with other systems for added protection.

Trelona is a state-of-the-art baiting system that attracts and destroys termites at the colony level. It can be installed around your property and used as a standalone solution or combined with Termidor for unmatched dual protection.

  • Works in synergy with Termidor for total colony elimination
  • Ideal for homes with construction constraints or high termite pressure
  • Requires regular monitoring for optimal performance

Yearly Termite Inspections Are What We Suggest For every Home Owner!

Termite Treatment Options

So Pest Off only use the best products in Australia.
When we use Trelona® ATBS and Termidor® 
This Combined protection is unmatched.

Why You Can Trust our Termite Services

See Our Pricing

Get A Free Quote

Please fill out the form, and our team will get back to you as soon as possible to solve your pest problem!

  • Phone: 0410 244 244
  • Address: Hills District, Sydney, NSW

Termite Treatment FAQ\’s

A barrier is long-term prevention — chemical treatment applied to the soil around your home that stops termites entering. Baiting is used to eliminate an active colony. We use both: baiting first to stop the colony, then a barrier to protect the home going forward.

We use chemical barrier treatments around foundations and under slabs, termite baiting systems for colony elimination, timber treatments for localized infestations, and reticulation systems for ongoing protection. Our licensed technicians assess your property and recommend the most effective treatment based on termite species, infestation extent, and building construction.

Termidor® is proven effective for up to eight years in Australian conditions. Annual inspections allow us to monitor barrier performance and address any areas of concern before they become a problem.

While professional termite treatment eliminates existing colonies, new termite colonies can establish if conditions are favorable and protective barriers break down over time. Regular annual inspections, maintaining chemical barriers, promptly repairing moisture issues, and keeping timber away from soil contact significantly reduce the risk of reinfestation.

Termite treatment costs vary based on property size, construction type, infestation severity, treatment method (barrier, baiting, or combination), and accessibility of affected areas. For accurate pricing tailored to your property, please visit our pricing page or contact us for a free termite inspection and quote.

Termidor® installations by accredited technicians like So Pest Off are eligible for the Termidor Assurance Warranty — up to $2 million in structural damage cover in some cases. We’ll walk you through the warranty details when we quote.