Best HVAC companies in Greater Montreal

Customers rave about fast, courteous service and knowledgeable technicians, though a few have experienced billing or warranty delays.

Customers are split: many praise friendly staff, low prices and quick deliveries, but a large number report broken or mis‑described appliances and poor after‑sales service.

Customers consistently praise Pro Climatisation 2000 for quick, professional service, knowledgeable staff and reliable Lennox installations, though a few isolated complaints mention post‑install issues.

Customers consistently praise IFC Climatisation for professional, courteous service and clean, thorough installations, though a few note limited service range and occasional communication hiccups.

Customers rave about fast, courteous service and spotless installations, though a few note paperwork delays.

Customers consistently praise STL Nettoyage for quick, courteous service, meticulous HVAC cleaning, clear communication and fair prices.

Customers consistently praise Thermolux for fast, tidy installations, clear communication and solid help with government rebates, all at competitive prices.

Customers consistently praise D. Cormier for professional, on‑time service, clean installations and helpful guidance on equipment and rebates.

Customers rave about Avantage Climatisation’s professionalism, quick clean installs, and helpful advice, noting great value and reliable service.

Customers consistently praise MCC Climatisation for quick, professional service, clear communication and solid workmanship, though a few report rude phone interactions.

Customers consistently praise JR Énergie for fast, courteous installations and knowledgeable staff, with only occasional hiccups in post‑service cleanup or paperwork.

Customers consistently praise Climatisation AP for courteous, knowledgeable staff, clean installations and responsive after‑sales service.

Customers rave about AirX’s fast, honest service and Gary’s expertise, noting reliable installations and great value.

Customers rave about Lysair’s fast, clean installations and knowledgeable staff, though a handful report poor follow‑up and occasional pricing concerns.

Customers consistently praise BlueGuard for punctual, friendly crews that deliver thorough, efficient duct cleaning and leave homes noticeably cleaner.

Customers rave about quick, courteous service and deep cleanings that make their units run like new, all at reasonable rates.

Customers consistently praise Siroflex for its expert staff, quick service and good prices, though a few cite limited stock or occasional rude encounters.

Customers consistently praise ACTIF for quick, reliable service, expert technicians and clean, well‑explained installations, especially for bi‑energy and gas systems.

Confort Prestige receives strong praise for professional, attentive staff and high-quality installations, but a notable minority of customers report serious issues with after-sales service, poor finishing work, and unreturned communications.

Customers rave about Aeroseal Global’s quick, professional duct sealing that instantly boosts comfort, air quality and lowers energy costs.