AQHS offers HVAC and Mechanical Systems sales, service, installations, and preventative maintenance for all your heating, air conditioning, ventilation and refrigeration needs.

Why Choose AQHS?

Certified Professionals: Fully licensed mechanics, factory-trained by leading manufacturers, ensuring expertise in every service we offer.

Safety and Compliance: Registered Contractor with the Fuel Safety Branch and T.S.S.A.

In good standing with the Construction Safety Association of Onatio and WSIB.

Comprehensive commercial general liability insurance coverage of of $2 million for peace of mind.

At AQHS, we combine industry expertise with a steadfast commitment to safety, quality, and customer satisfaction. From installations to maintenance, we ensure every job is completed to the highest standards