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Annexair is a privately held Canadian company established in 1998 which sells products exclusively in the United States. Our focus is designing and manufacturing high-quality energy efficient air handling systems. Most of our product lines are designed to incorporate a variety of energy recovery technologies for commercial, institutional and industrial applications.

Our team of engineers is extremely competent in all fields of engineering from mechanical and electrical conception to controls and refrigeration. Their varied areas of expertise help Annexair create high-quality systems in three main categories: Energy Recovery Units (ERU), Makeup Air Units (MAU) and Air Handling Units (AHU).

Annexair is a privately held North American company established in 1998. We are focused exclusively on designing and manufacturing high-quality, energy-efficient air handling systems.

The majority of our product lines incorporate a variety of advanced energy recovery technologies which are designed for commercial, institutional and industrial applications. 

Since founding Annexair in 1998, entrepreneur Francois Lemieux has developed extensive knowledge from the best European HVAC manufacturers. This is entirely reflected throughout the organization and in every product.

Annexair represents a new generation of manufacturers that do not follow conventional trends; everything here is carefully planned, evaluated and validated. 

With 95% of our business sales performed in the United States, totaling 7,500 installed systems, we have built our reputation on innovation and customer satisfaction; we are experts in our domain.