Rooftop commercial HVAC units provide heating, cooling and ventilation for offices, retail spaces, restaurants and light industrial buildings, all from compact units installed on the roof.
They free up floor space inside, simplify service access and are designed for continuous operation in demanding commercial environments. AirTek helps businesses choose, install and maintain rooftop commercial HVAC systems that deliver reliable comfort for staff and customers while controlling energy costs.
Rebates and Incentives for Efficient Commercial HVAC in Quebec
If you are planning a commercial HVAC installation or replacement in Quebec, there may be financial incentives available for high‑efficiency equipment, particularly heat pump–based systems that provide both heating and cooling. Provincial and federal programs are primarily aimed at improving energy performance and reducing greenhouse gas emissions, and eligibility depends on building type, existing equipment, and the selected technology. Our team helps you identify which incentives may apply to your project and coordinates with partners when needed so you can take full advantage of available support.
Our Rooftop Commercial HVAC Installation and Replacement Process
Site Assessment and System Design
We start with a site visit to review your building layout, roof structure, existing ductwork, electrical service, and ventilation needs. We then size and select rooftop units based on occupancy, internal gains, zoning, and outdoor design conditions to maintain comfort and airflow across all occupied areas.
Rooftop HVAC Delivery and Coordination
Our team coordinates crane lifts, roof access, safety measures, and any temporary shutdowns so work is completed with minimal disruption to your operations. We also plan duct connections, curb adapters, condensate routing, gas and electrical connections, and controls integration in advance so installation day runs smoothly.
Rooftop Unit Installation, Start‑Up and Commissioning
We remove existing rooftop units when required, install new curbs or adapters, set the new units in place, and complete all duct, gas, electrical, and condensate connections according to code. Each system is then tested, commissioned, and balanced, and we verify thermostat and building management system integration before turning the system over to your team.
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Michel Laforest
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Fiable, professionnel, impeccable et rapide 👏👏👏.
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Pierre Guay
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Équipe professionnelle. Travail impécable, rapide et discret. Excelente finition. Reste qu'un coup de pinceau a donnet. Espace de travail protégé, propreté assuré. Pdg et retraité du millieu de la rénovation résidentielle, je recommande grandement Fortena et son équipe d'experts.
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steph desma
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Excellent service.
Personnel courtois et professionnel.
Travail propre et bien fait.
Je recommande cette entreprise haut la main!
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Asmaa
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Nous sommes très satisfaits par l’installation de portes et des fenêtres dans notre demeure à Montréal :
installation de peux portes et sept fenêtres, on avait commencé par deux portes et deux fenêtres, et on a fait appel à leur service une deuxième fois pour le reste des fenêtres car on a beaucoup apprécié leur service. Ils sont très professionnels, leur installation est efficace et fiable et la communication est au rendez-vous. Ils respectent les délais et les dates de rendez vous.
Nous sommes des clients très satisfaits.
Merci !
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Dan Ene
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Professionnalisme, respect délai et soucis de détails...
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Francois Pignon
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J’ai Remplacé ma porte d’entrée avec eux. Super prix, super Service
Merci Alex
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Crina Suliman
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Travail faite avec professionnalisme de début jusqu’à la fin. Temps assez court pout le finir.
Bonne continuation Alex!
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Marius Ples
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Très professionnel !!!
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High‑efficiency rooftop units are designed for demanding commercial conditions, delivering reliable heating, cooling, and ventilation while helping control operating costs across changing Quebec seasons.
Optimizing Commercial Comfort With Energy‑Efficient Rooftop HVAC
High‑efficiency rooftop units with advanced compressors and economizers can reduce energy use while maintaining stable temperatures and ventilation for staff and customers
Properly designed ductwork, zoning, and controls help manage hot and cold spots, improve indoor air quality, and support productivity in offices, retail, restaurants, and light industrial spaces
Smart thermostats and building automation integration allow scheduling, remote monitoring, and fault alerts, helping you control operating costs and avoid unplanned downtime
We provide a full range of HVAC services, from installation and system upgrades to maintenance, diagnostics, and repairs, tailored to your building’s layout and comfort goals.
Our team combines best-practice installation standards with practical field expertise to help business owners improve efficiency, reduce long-term energy costs, and maintain reliable performance through Quebec’s summers and winters.
Based in Chambly, AirTek provides rooftop commercial HVAC systems for businesses across Greater Montreal’s South Shore, including Chambly, Carignan, Richelieu, Saint‑Jean‑sur‑Richelieu, Saint‑Jules, Saint‑Amable, Boucherville, Longueuil, and Brossard. We tailor every rooftop unit installation, replacement, and maintenance program to the realities of each commercial site, whether it is a retail space, office building, restaurant, light industrial facility, or mixed‑use property. In growing business communities like Chambly, Carignan, Saint‑Jules, Saint‑Amable, Richelieu, and Boucherville, our work often involves upgrading aging rooftop units, improving ventilation, and optimizing zoning to keep staff and customers comfortable while controlling operating costs. In denser markets like Montreal, Brossard, and Longueuil, we frequently coordinate rooftop HVAC projects for multi‑storey buildings and multi‑tenant properties, with careful crane and roof access planning, minimal downtime during business hours, and ongoing service plans that help prevent breakdowns and maintain air quality.