Toitures Boulet
“He gave us a rough estimate of when the work would be complete which they stuck to.”
Best Insulation Contractors in Gatineau, QC
15 contractors listed · 9 in Gatineau · 9 open weekends · 13 rated 4.5+ · 4 show a licence
Data verified October 21, 2026
CPO Isolation Gatineau et Ottawa
“I would like to thank Joey Levert for taking the time to explain to me all the angles to consider regarding my situation.”
Toitures AFC Roofing
“I needed a part of the fascia on my house fixed due to heavy winds and they offered a great price for the repair (Compared to other companies).”
Zion Roofing
“I opted for upgraded shingles for a very reasonable price, so I hope they hold up during the next decade of winters!”
Isolation Polymax
“Very well executed - efficient, professional, a better insulation product for an exact price.”
Isolation Gatineau Inc
“I can say they have always been on time and very accommodating.”
The 15 contractors listed for Gatineau, QC insulate attics, basements, headers and crawl spaces. Details under each one about materials, hours and advertised services are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: Gatineau, QC
9 of the 15 contractors we list are based in Gatineau; the other 6 serve Gatineau from Ottawa, ON (7 km). 14 of the contractors on this page have a rating, from 4.4 to 5.0 across 809 reviews; 7 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), quality (84%) and value (67%). The topics that come up most in reviews of the contractors on this page are "cleanliness", "estimates" and "efficient". 9 are open on Saturdays and 7 on Sundays. The services the contractors on this page list most often on their websites are attic insulation (2), ignifugation hibar (2) and insulation removal (2). 4 show a licence on their websites. Domain records put 3 websites of the contractors on this page at ten or more years old; the oldest dates from 2006. 1 offers financing or payment plans; 7 give free estimates and 3 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many listings here have a website?
A website is on file for 14 of the 15 contractors here. Look for the materials they install and whether they do attics, basements or both, because plenty of crews specialize in one. Where there is no site, ask the same questions by phone before booking a visit.
Isolation Gravel Insulation
“They did a job for me and it was a great pleasure working with them.”
Isolation Gatineau
Giluc Inc
“Excellent work and very good service.”
Panda Insulation
“The two staff people came in and were not only professional, but very friendly and kind, spending a great deal of time answering our questions.”
David Tulloch Roofing
“Pointed out the errors done by a previous contractor, proceeded to then work with us to a good and fair evaluation.”
Strukt Solutions
“Yann was super helpful, kept it simple and quick and wasn't any surprises when he did the job.”
Wolfenburg Roofing
“Wolfenburg did a new flat roof on a new building this past fall.”
Jarrah Contracting Services
“Delivered as promised and kept me informed of all the work as it progressed.”
Finelines Roofing & Renovations Ltd
“Mike Forget and his crew replaced/repaired our roof which was damaged in the May 21st windstorm in Ottawa.”
Why these companies made our list
Is this page useful? Yes
No
Is there anything wrong with this page?
