London, Ontario's Insulation Experts
Serving homeowners and businesses across London and Southwestern Ontario, Koala Insulation of Canada – London delivers energy-saving solutions designed for our Canadian climate. From spray foam to blown-in insulation, our team helps keep your property comfortable through cold winters and humid summers while lowering energy bills. We combine premium materials with professional installation to protect your home from drafts, moisture, and rising energy costs. Whether you’re upgrading an older home, building new, or improving a commercial property, we make the process simple, reliable, and stress-free from start to finish.
<?php $button_code = get_field('housecall_pro_button_code'); if ($button_code) { echo $button_code; } ?>


Spray Foam Insulation London
Spray Foam is a two-part product that is heated and then is sent through a hose into the stud cavity, where it hardens in a matter of seconds and creates a long-term barrier that keeps your home comfortable and energy efficient.

Blown In Attic Insulation London
Consisting of small pieces of insulation, this type of insulation can quite literally fill every nook and cranny of a space and create an uber-fluffy layer of effective insulation. Our technicians ensure your attic, wall and ceiling cavities are filled correctly and without gaps or voids.

Insulation Removal Services London
If you’re experiencing moisture damage, pests, mold, diminishing efficiency, or other problems, we’ll remove existing insulation, and sanitize and deodorize the areas.

Batt Insulation Installation London
One of the most recognizable forms of insulation. Batt comes in large rolls or pre-cut sections that are typically pink or yellow in color. These are installed in sheet form and laid out between the studs in walls, floors, and attics.

Air Sealing Service London
We identify and seal leaks letting air in and out of your home to reduce unwanted temperature loss or gain.

Solar Attic Fans London
Solar attic fans turn your attic into a livable space by pushing hot air out and pulling cool air in. Our fans use solar energy to keep your attic at a comfortable temperature year-round.

Crawl Space Encapsulation London
Keep your crawl space dry and your floors warm with vapour barrier crawl space insulation that helps you save energy.

Commercial Insulation Services London
Give your workspace a boost with our commercial insulation services. Whether you’re upgrading an office, retail space, or industrial facility, we’ve got solutions that fit your needs. Our goal is to help you create a comfortable space while cutting down on energy costs, so you can focus on what you do best.
London’s Choice for Quality Insulation Installation
Proudly rooted in London, Ontario, Koala Insulation of Canada brings local expertise and premium materials to every project, helping you create a home that’s comfortable in every season. From your first call to the final installation, we focus on friendly service, practical solutions, and results you can rely on year after year.
Koala Insulation Of London
If you’re tired of paying high energy bills and struggling to keep your home comfortable—cool in the summer and warm in the winter—your insulation may be the issue. Poor or outdated insulation can cause uneven temperatures, drafty rooms, and higher-than-necessary energy costs. If you’re looking for insulation companies near you, Koala Insulation proudly serves homeowners and businesses across London and Southwestern Ontario.
As part of Canada’s trusted insulation brand, Koala Insulation of Canada – London offers fair, transparent pricing, expert installation, and exceptional customer service. We know how urgent insulation issues can be, which is why our team responds quickly and works efficiently to restore comfort and energy efficiency in your home.
We provide a full range of services—including Spray Foam Insulation, Blown-In Insulation, Batt Insulation, Air Sealing, Solar Attic Fans, Insulation Removal, Crawl Space Services, and Builder Services. Our experts will help you choose the right insulation solution for your property and budget—without compromising on the quality and performance that deliver lasting results.
- Read more
Common Causes of Poor Insulation
Insulation problems are often caused by:
Aging materials: Even well-installed insulation breaks down over time. Replacing it with modern, high-quality materials restores efficiency.
Moisture, pests, or debris: These issues can enter through small gaps and reduce insulation’s performance.
Gaps and air leaks: Unsealed areas around windows, doors, attics, and crawl spaces allow heated or cooled air to escape, driving up energy costs.
Our Ontario Insulation Services- Blown-In Insulation: Installed with a wide hose, this option (fibreglass, cellulose, mineral wool, or denim) fills attics, ceilings, and wall cavities for complete coverage.Spray Foam Insulation: Expands to seal gaps and cracks while insulating, strengthening walls, and reducing noise.
- Batt Insulation: Pre-cut sheets of fibreglass, mineral wool, or cotton, fitted precisely between studs for maximum efficiency.
- Air Sealing: Closes leaks in attics, crawl spaces, windows, and doors to block drafts and stabilise comfort.
- Solar Attic Fans: Circulate air and prevent heat build-up without increasing your utility bills.
- Insulation Removal: Safely removes damaged or contaminated insulation, followed by a complete clean and sanitisation.
- Crawl Space Services: Seals leaks, controls moisture, and adds insulation to improve comfort and indoor air quality.
- Builder Services: Partners with residential and commercial builders to deliver energy-efficient insulation solutions across Ontario.
Why Choose Koala Insulation of Canada – London
When it comes to your home’s comfort and efficiency, trust matters. Our London-based team is dedicated to delivering high-quality work, on-time service, and a stress-free experience from start to finish. We take pride in our reputation and the results we provide for homeowners across London and Southwestern Ontario.
Schedule your free assessment today and discover how Koala Insulation can help you stay comfortable year-round while lowering your energy bills.
Common Causes of Poor Insulation
Insulation problems are often caused by:
Aging materials: Even well-installed insulation breaks down over time. Replacing it with modern, high-quality materials restores efficiency.
Moisture, pests, or debris: These issues can enter through small gaps and reduce insulation’s performance.
Gaps and air leaks: Unsealed areas around windows, doors, attics, and crawl spaces allow heated or cooled air to escape, driving up energy costs.
Our Ontario Insulation Services
- Blown-In Insulation: Installed with a wide hose, this option (fibreglass, cellulose, mineral wool, or denim) fills attics, ceilings, and wall cavities for complete coverage.Spray Foam Insulation: Expands to seal gaps and cracks while insulating, strengthening walls, and reducing noise.
- Batt Insulation: Pre-cut sheets of fibreglass, mineral wool, or cotton, fitted precisely between studs for maximum efficiency.
- Air Sealing: Closes leaks in attics, crawl spaces, windows, and doors to block drafts and stabilise comfort.
- Solar Attic Fans: Circulate air and prevent heat build-up without increasing your utility bills.
- Insulation Removal: Safely removes damaged or contaminated insulation, followed by a complete clean and sanitisation.
- Crawl Space Services: Seals leaks, controls moisture, and adds insulation to improve comfort and indoor air quality.
- Builder Services: Partners with residential and commercial builders to deliver energy-efficient insulation solutions across Ontario.
Why Choose Koala Insulation of Canada – London
When it comes to your home’s comfort and efficiency, trust matters. Our London-based team is dedicated to delivering high-quality work, on-time service, and a stress-free experience from start to finish. We take pride in our reputation and the results we provide for homeowners across London and Southwestern Ontario.
Schedule your free assessment today and discover how Koala Insulation can help you stay comfortable year-round while lowering your energy bills.
Ready to start your insulation project? Get a FREE quote from your local Koala Insulation team today.






energy efficiency


















see the
Koala Difference


Eco-Friendly Solutions
We offer green insulation options that help reduce your carbon footprint and boost your home’s energy savings.

Quick and Professional Service
We value your time and comfort, offering efficient services while treating your home with car. We promise to leave your space in better condition than we found it!

Custom-Tailored Services
Every home is unique, and we provide personalized solutions that fit your specific insulation needs.

Local Commitment
As a locally-owned business, we’re dedicated to serving our community with top-quality services and a friendly, personal touch.
In 5 Easy Steps






Your Trusted Partner for Comfort & Efficiency
At Koala Insulation of Canada – London, we’re known for dependable workmanship, clear communication, and spotless installations. Our team is dedicated to making the process straightforward and stress-free while delivering real, measurable improvements in your home’s comfort and energy efficiency. Our track record across London and throughout Ontario reflects the pride and care we bring to every project.

Enhanced Comfort
Stay cozy inside, no matter the weather outside.

Energy Savings
Save on your energy bills while keeping your home comfy all year.

Reduced Noise
We use top-quality insulation to give you lasting results.

Eco Friendly
Choose insulation that’s better for your home and the planet, such as solar-powered attic fans.
Exclusive Local Offers
Free Insulation Assessment
Home Renovation Savings
Services Areas
Get a quote


<?php $rl_code = get_field('real_labs_embed_code'); if ($rl_code) { echo $rl_code; } ?>