Residual Insecticide Treatment for Flies
At Technica Pest Solutions, we offer professional residual insecticide spray treatments to eliminate flies quickly and effectively. This method doesn’t just kill the flies you see—it targets the surfaces where they land, providing long-lasting protection against future infestations.
Let’s break down how this treatment works and whether it’s the right solution for your fly problem.


How Does the Spray Work?
Our residual insecticide spray works by creating an invisible barrier on surfaces where flies commonly rest. When flies come into contact with the treated areas, the insecticide sticks to their bodies and disrupts their nervous system—quickly killing them.
The spray leaves behind a "residual" effect, meaning it continues to kill flies that land on treated surfaces for days or even weeks after application.
Key application areas include:
Walls, ceilings, and windowsills where house flies and cluster flies tend to rest.
Around garbage bins and compost areas—common fly breeding zones.
Entry points like door frames, vents, and cracks where flies sneak inside.
Outdoor spaces—patios, sheds, and other fly-attracting areas.
By targeting these hot spots, we eliminate active flies while preventing new ones from taking over.
Why Choose this Method?
This method is fast-acting, long-lasting, and perfect for homes or businesses dealing with a persistent fly problem. Here’s why it works:
âś… Immediate knockdown effect: Flies die within minutes of contact, reducing the population quickly.
âś… Lasting protection: The insecticide keeps killing for days or weeks, providing ongoing defense.
âś… Targets multiple species: Effective against house flies, cluster flies, blow flies, and more.
âś… Indoor and outdoor use: Treats problem areas inside and around your property.
âś… Safe for families and pets: We use approved products, applying them carefully to minimize risk to people and animals.
âś… Prevents reinfestation: Helps stop new flies from entering and settling in treated areas.
This method works best when paired with sanitation efforts and entry point sealing—which we can also assist with.
What to Expect From Your Treatment?
When you book a residual insecticide spray treatment with us, here’s what happens:
Thorough inspection: We identify fly species, locate breeding sites, and assess infestation severity.
Surface preparation: We’ll guide you on how to prepare—like covering food, removing pet bowls, and clearing access to key areas.
Precise application: Our technicians use professional-grade sprayers to apply insecticide to high-traffic fly zones.
Re-entry time: For safety, you and your pets will need to vacate the treated area for approximately 6 hours to allow the spray to settle and dry.
Post-treatment advice: We’ll provide tips on keeping flies away—like proper waste disposal and sealing potential entry points.
You’ll notice a sharp decline in fly activity within hours, with the residual effects continuing to work for days or weeks.
Typical Cost
The cost of a residual insecticide spray treatment depends on factors like:
Size of the property—larger homes or businesses may require more product.
Severity of infestation—heavier fly activity may need more extensive treatment.
Indoor vs. outdoor treatment—targeting both areas adds to coverage.
On average, prices typically start at $195. For larger commercial spaces or severe infestations, the cost may be higher.
We provide transparent quotes with no hidden fees—you’ll know exactly what to expect.
Is This Treatment Right for You?
A residual insecticide spray might be your best option if:
âś… You have a moderate to severe fly problem with flies frequently seen indoors.
✅ You’ve noticed clusters of flies resting on walls, windows, or ceilings.
✅ You want fast, visible results—this method kills flies quickly.
✅ You need long-lasting protection—the residual effect helps prevent reinfestation.
✅ You’re looking for a solution for both indoor and outdoor areas.
If the root cause of the infestation involves breeding sites like drains or garbage areas, we might suggest combining this treatment with larvicide treatments for a full solution.
Take Action Today
Flies reproduce rapidly—one fly can lay up to 500 eggs at a time. Don’t let the problem get worse!
At Technica Pest Solutions, we offer fast, effective fly treatments with safe, professional-grade products.
Let’s eliminate your fly problem today.
Say goodbye to flies—Technica Pest Solutions is here to protect your home or business!
Services
Residential Commercial Multiunit
Contact
Support
info@technicapestsolutions.ca
1-587-840-8133
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Suite 3400, 10180 - 101 street
Edmonton, AB
T5J 3S4