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    grid-template-columns: 1fr 1fr;
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  .estimate-form-input-wrapper p {
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  .estimate-submit-btn {
    padding: 12px 16px !important;
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    font-size: 16px !important;
    font-weight: 700 !important;
    line-height: 24px !important;
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    align-self: flex-start !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
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  .estimate-submit-btn:hover {
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  .wpcf7-form input[type="submit"].custom-estimate-submit-btn {
    padding: 12px 16px !important;
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<form
  class="estimate-form-inner-wrapper"
  id="estimateForm-custom"
  method="post"
>
  <div class="estimate-form-input-grid">
    <div class="estimate-form-input-wrapper">
      <p>Name <span>*</span></p>
      <input
        type="text"
        name="fName"
        id="fName-custom"
        required
        placeholder="First Name"
      />
    </div>
    <div class="estimate-form-input-wrapper">
      <input
        type="text"
        name="lName"
        id="lName-custom"
        placeholder="Last Name"
      />
    </div>
  </div>
  <div class="estimate-form-input-grid">
    <div class="estimate-form-input-wrapper">
      <p>Email <span>*</span></p>
      <input
        type="email"
        name="email"
        id="email-custom"
        required
        placeholder="Enter Email"
      />
    </div>
    <div class="estimate-form-input-wrapper">
      <p>Phone Number <span>*</span></p>
      <input
        type="text"
        name="phone"
        id="phone-custom"
        maxlength="14"
        required
      />
    </div>
  </div>
  <div class="estimate-form-input-grid">
    <div class="estimate-form-input-wrapper">
      <p>Address 1</p>
      <input type="text" name="address" id="address1-custom" />
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    <div class="estimate-form-input-wrapper">
      <p>Address 2</p>
      <input type="text" name="address" id="address2-custom" />
    </div>
  </div>
  <div class="estimate-form-input-grid">
    <div class="estimate-form-input-wrapper">
      <p>City</p>
      <input
        type="text"
        aria-required="true"
        aria-invalid="false"
        id="city-custom"
        name="City"
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    <div class="estimate-form-input-wrapper">
      <p>State</p>
      <input
        type="text"
        aria-required="true"
        aria-invalid="false"
        id="state-custom"
        name="State"
        maxlength="2"
      />
    </div>
  </div>
  <div class="estimate-form-input-grid">
    <div class="estimate-form-input-wrapper">
      <p>Zip Code <span>*</span></p>
      <input type="text" name="zip" id="zip-custom" required />
    </div>
  </div>
  <div class="estimate-form-input-wrapper">
    <input type="hidden" name="key" id="key-custom" />
  </div>
  <div class="estimate-form-input-wrapper">
    <input type="hidden" name="key-custom-sm" id="key-custom-sm" />
  </div>
  <div class="estimate-form-input-wrapper">
        <div class="consent-wrap">
            <input type="checkbox" name="consent" id="consent" required />
            I consent to receive SMS text messages from Koala Insulation related to services, account notifications,
            customer care, and marketing. I understand that if I can reply STOP to opt-out or reply HELP for assistance
            at any time; message and data rates apply; messaging frequency may vary. I can visit the <a
                href="https://koalainsulation.com/privacy-policy" target="_SELF"
                style="text-decoration: underline;">Privacy
                Policy</a> to learn more.
        </div>
    </div>
  <div class="estimate-form-input-wrapper">
    <input type="hidden" name="url" id="url-custom" />
  </div>
  <button
    type="submit"
    class="estimate-submit-btn"
    id="estimate-submit-btn-custom"
  >
    Submit
  </button>
</form>

<div
  id="errorMessage-custom"
  style="display: none; color: red; margin-top: 16px"
>
  There was an error submitting the form. Please try again.
</div>

London, Ontario's Insulation Experts

Let Our Insulation Experts Show You The Many Benefits Of Our High Performance Insulation.

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.

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London, Ontario’s Trusted Insulation Experts

We deliver complete energy-efficiency and insulation solutions designed to strengthen every part of your Ontario home’s thermal envelope. Our expert team takes the time to uncover hidden inefficiencies with detailed home energy assessments, identifying the smartest and most cost-effective ways to reduce energy loss. With a customised plan and the right mix of insulation services, we help London and Ontario homeowners create more comfortable living spaces, lower energy bills, and enjoy long-term savings throughout every season.

Spray Foam Insulation
Blown In Attic Insulation
Insulation Removal Services
Batt Insulation Installation
Air Sealing Service
Solar Attic Fans
Crawl Space Encapsulation
Commercial Insulation Services

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.

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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.

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Get a FREE Quote

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.

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Get a FREE Quote
Batt insulation

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.

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Get a FREE Quote

Air Sealing Service London

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

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Get a FREE Quote

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.

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Get a FREE Quote

Crawl Space Encapsulation London

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

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Get a FREE Quote

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.

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Get a FREE Quote

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.

Read more
Get a FREE Quote
Get a FREE Quote
Get a Quote

Ready to start your insulation project? Get a FREE quote from your local Koala Insulation team today.

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We’ll make your space more Comfortable
Koala Insulation estimator and a homeowner

We’ll make your space more Comfortable

Lower Energy Bills

Insulation can lower energy bills substantially. Natural Resources Canada estimates that 65% of the energy used in a home goes to heating and cooling. Let us give you reduced monthly costs!

Protect Your Family from Mold, Allergens, and Fire

Insulation, Air Sealing, and Crawlspace Encapsulations create a moisture barrier, keeping moisture, mold, allergens, and pests out of your home. The lack of proper insulation can also be a fire hazard. Enjoy your home stress free by knowing that you and your family are protected!

Affordable R-Value

Blown-in Insulation is very cost effective and allows you to get better comfort and lower monthly costs at an affordable price point. Blown In insulation is a no brainer as a homeowner. Let us help you save on the upfront costs!

Reduced Carbon Footprint

By reducing energy waste, you’re helping the environment. Let us help you do your part for a brighter tomorrow!

Pays For Itself Over Time

By saving on your gas and electricity bills each month, your insulation upgrade will pay for itself over time and you’ll save money for years to come . Let us give you a return on your investment!

energy efficiency

Learn everything you need to know about the Inflation Reduction Act and how it impacts your household.
Learn More about your potential savings
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Koala Insulation estimator and a homeowner

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.

What to Expect
In 5 Easy Steps

What to Expect
In 5 Easy Steps

Schedule Your Free Evaluation

Contact us to schedule your free Insulation Evaluation. We will discuss your needs and concerns, and schedule an appointment at a time and day that works for you.

Home Efficiency Assessment & Estimate

One of our friendly insulation experts will perform a thorough home efficiency assessment. Your insulation expert will then review the assessment findings, the science behind these findings, and why any changes are needed. Lastly, your insulation expert will provide the best option that fits your home efficiency needs and your budget. 

Schedule Your Insulation Service

We will schedule your insulation service for the soonest availability that fits your schedule because we understand that your home insulation is a priority! 

Installation

Our team of highly skilled insulation technicians will install your premium insulation solution in as little as two hours. We treat your home like our own and take time to leave it cleaner than it was before.

Post Installation Inspection

Contact us to schedule your free Insulation Evaluation. We will discuss your needs and concerns, and schedule an appointment at a time and day that works for you.

Enjoy Your Comfortable & Efficient Home

Enjoy a more efficient home with lower energy bills and improved comfort year-round. Enjoy your improved home stress free knowing that Koala Insulation stands behind their work! Reach out to your Koala Insulation team anytime for support. 

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.

Benefits

Enhanced Comfort
Energy Savings
Quality Materials
Eco-Friendly Options

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

One of our Koala Insulation efficiency experts will perform a thorough examination of your home’s current insulation and efficiency.
Claim this offer

Home Renovation Savings

Get rebates of up to 30 percent for home energy efficiency renovations and improvements.
Claim this offer

Don’t Just Take Our Words for It— Take It From Our Clients!

“Everyone took pride in their work and were great to work with. It is so refreshing to find a company with such reliability and great customer service. We interviewed several companies and are so glad we hired them!”

BB
Leslie M
Nashville, TN

“hey were very good and educated me about insulation and how to help me with my temperature changes that were occurring. Thank you.”

BB
Cleo W.
Indian Head Park, IL

“They were not only dependable, but also fast and extremely clean. They did exactly what, and how they told me they would do it. I'd recommend them to anyone interested in quality, dependable, fast foam-insulation.”

BB
Jorge B.
Atlanta, GA

“The entire team at Koala communicate exceptionally well, perform work at the highest level, and work together to get the job done in the fastest amount of time with excellent clean up skills.”

BB
Joseph G.
Saint Augustine, FL

“The salesperson was honest and didn't try to oversell. The installer was prompt and very efficient, in and out in under 90 minutes. I would recommend them to anyone.”

BB
Brian Y.
Florissant, MO

Services Areas

Cities Served

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Ready to start your insulation project? Get a free quote from your local Koala Insulation team today. 
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