Best insulation companies

Customers consistently praise Isolam Inc. for professional, high-quality insulation work, punctuality, cleanliness, and honest, knowledgeable service with no surprise fees.

Customers overwhelmingly praise REEQ for professional, thorough insulation work and a friendly team, though a few reviewers report aggressive sales tactics and questionable diagnoses.

Customers consistently praise Climatisation Mauricie for professional, fast, and courteous attic insulation service, with strong support for subsidy applications and noticeable energy savings.

Customers consistently praise Isolation Secure for professional, high-quality insulation work that delivers noticeable comfort and energy savings, with many highlighting the courteous, thorough teams and fair pricing.

Customers consistently praise Les Isolations Maupi for their skilled, friendly crews, on‑time service and fair prices, though a few have experienced scheduling hiccups.

Customers generally praise Isolation Ecologik for professional, fast, and clean insulation work at competitive prices, but a notable minority report serious communication failures, missed appointments, and billing errors.

Customers overwhelmingly praise Calfeutrage SC for professional, high-quality caulking work, fast response times, and competitive pricing, though one review reports a serious reliability issue where the company failed to show up after accepting a quote.

Customers consistently praise Metrotec / PGB Isolation for its professional, courteous, and efficient insulation work, with many long-term clients recommending the company without hesitation.

Customers consistently praise Isolation Delta for professional, courteous service and impeccable on-site fiberglass insulation work, making them a highly recommended choice in Lac-Beauport.

Customers consistently praise Isolation Hogue for professional, meticulous attic insulation work, competitive pricing, and outstanding customer service from quote through completion.

Customers rave about fast, high‑quality sealant work, friendly staff, and a solid warranty, though a few note missed appointments.

DuraClim is generally well-regarded for professional, courteous technicians and thorough cleaning work, but a notable minority of customers report serious issues including property damage, post-service leaks, messy work, billing errors, and poor follow-up when problems arise.

Customers consistently praise Vitrerie ABC for professional, pressure-free window and glass work with fair pricing, though a few reviewers report occasional communication or appointment reliability issues.

Customers overwhelmingly praise Isolation Laperle for professional, honest service, fair pricing, and high-quality insulation work, with only a rare complaint about post-job cleanliness.

Customers generally praise the professionalism, courtesy, and efficiency of the teams, but some report significant problems with punctuality, communication, and inconsistent insulation workmanship.

Customers consistently praise Monsieur Calfeutrage for professional, precise, and clean caulking work at competitive prices, though one reviewer reported poor after-sales service when a leak was not resolved.

Customers consistently praise Écolo Habitation for fast, professional, and high-quality insulation work, though one reviewer experienced delays with a government subsidy process related to billing paperwork.

Customers generally praise the friendly, professional staff and quick loading, but many complain about long wait times, difficult truck access, and poor communication.

Customers overwhelmingly praise Le Maître de l'Isolation for professional, honest service and high-quality attic insulation work, though one reviewer reported a serious billing and workmanship dispute.

Customers generally praise Isolation Air-Plus for professional, high-quality insulation work and courteous installers, but a notable minority report poor communication, unreturned calls, and one incident of dangerous driving by company drivers.