Welcome to
O'Dwyer Insulation
With a commitment to quality and efficiency, O’Dwyer Insulation helps homeowners create more comfortable, energy-efficient living spaces. Our expert team provides seamless insulation solutions, from professional guidance to precise, mess-free installation. Whether upgrading an existing home or enhancing a new build, we ensure optimal performance and long-term energy savings.
Attic Insulation Services
Seal out cold, moisture, and pests with insulation for a healthier, more energy-efficient home.
Eliminate mold at the source to protect your home’s air quality and prevent future growth.
Prevent ice dams by stopping heat transfer and air leaks through the attic floor and roof.
Remove old to boost efficiency, and prep your attic for a clean, energy-saving upgrade.
Our promise:
Expert guidance and hassle-free results.
At O’Dwyer Insulation, we make the process easy. From expert guidance to fast, mess-free installation, we ensure you get the best results—without the hassle.
Our goal? A more energy-efficient, comfortable, and cost-effective home for you and your family.
Request a Free,
no obligation in-home
assessment.
Home comfort starts in the attic — and at O’Dwyer Insulation, we help Ontario homeowners take control of energy loss where it matters most. From Guelph and Kitchener to Orangeville and Shelburne, our team combines building science expertise with high-performance Owens Corning blown-in insulation to create lasting results. We don’t just install insulation — we help you improve air quality, reduce energy waste, and extend the life of your home through smarter, more sustainable solutions.
Current special: No Interest and No Payments for 6 months!
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