Best insulation companies in Laval

Customers largely praise Systèmes Sous-sol Québec for professional, patient staff and high-quality basement waterproofing work, but a notable minority report pushy sales tactics, poor after-sales follow-up, and unmet scheduling commitments.

Customers consistently praise EcoRenov for professional, efficient mold/asbestos remediation and insulation work, supported by outstanding communication and customer service from staff like Lorianne.

Customers generally praise Isolation Multi-Services for professional, high-quality insulation work at reasonable prices, but a notable minority report serious issues with customer service follow-ups, missed appointments, and unresolved installation problems.

Most customers praise the professional, efficient installation and friendly crews, but a few report property damage, mess, and poor accountability.

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

Customers like the friendly staff and quick loading, but many complain about slow service and one problematic driver.

MAG-MTL Projets Inc. is highly regarded for effective noise-reduction window installations, with most customers reporting dramatic sound reduction and professional, courteous service. A few recurring concerns involve long-term durability of soundproof panels and post-warranty service costs.

Customers consistently praise EJA for their professionalism, attention to detail, and high-quality exterior cladding work, with Emir and Jeremie frequently noted for reliability and clear communication. One review raises concerns about material quality and management practices, but the overwhelming majority describe outstanding results and strong trust in the team.

Thermo Rad Inc. is highly regarded for fast, professional, and knowledgeable service, with particular praise for technician Jean-Philippe. A few customers have concerns about high pricing and occasional unprofessional experiences.

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

Les Couvertures A9 is widely praised for fast, honest, and high-quality insulation and roofing work, though a few customers report poor communication and unfulfilled scheduling commitments.