Best HVAC companies

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

Customers consistently praise Isolation Beauport for fast, courteous service and high‑quality HVAC installations, though a handful report occasional communication 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 Air Propre for quick, courteous service, knowledgeable technicians and solid results at a fair price.

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

Customers rave about Celsius Climatisation‑Chauffage’s fast, professional installations and friendly staff, with only one complaint about hidden transport fees.

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 rave about Plomberie 117 Nord’s quick, courteous service and knowledgeable technicians, noting especially the helpful phone advice and reliable follow‑up.

Customers consistently praise Huppé Réfrigération for prompt, professional installs, courteous staff and clear communication, making it a top choice for HVAC in Sherbrooke.

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 consistently praise TMP Réfrigération for professional, courteous service and clean, reliable installations, though a few cite high service fees.

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

Customers consistently praise Thermo‑Maitre for prompt, professional installs, friendly technicians, and helpful guidance on rebates and Daikin equipment.

Customers praise the large selection and occasional helpful staff, but most complain about poor after‑sales service and pricing issues.

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

Customers rave about Synervents' fast, professional installations and friendly, knowledgeable staff, noting especially the help with subsidies and clean work.

Customers rave about fast, professional service and solid workmanship, though a few note higher prices or occasional communication gaps.