Rosemex: A manufacturer of hydronic heating and ventilation solutions since 1969

Founded in 1969 on the South Shore of Montreal, Rosemex is now a leading manufacturer of hydronic heating and ventilation products and solutions. We serve commercial, industrial and institutional customers mainly in Canada and the United States. However, the wealth of our expertise often attracts customers from international markets.

Next generation ventilation and heating solutions

Every day, more than a hundred employees with varied expertise create a wide range of heating and ventilation products that meet the needs of today's industries. Every product designed, manufactured and sold by Rosemex is the culmination of the four core values to which we adhere.

Respect for the environment

This commitment drives us to create solutions that focus on energy recovery and the use of more environmentally friendly materials.

Respect for the customer

At all times, we are attentive to our clients' needs and proactive in our support to help them achieve their energy efficiency objectives.


We are continually working to improve our solutions to exceed the highest standards, as well as to reduce the environmental footprint of our industry.

Quality and reliability

All the products we manufacture meet the highest quality standards.

Rosemex is a member of the Canada Green Building Council (CaGBC) and its products are accredited by the Air-Conditioning, Heating, and Refrigeration Institute (AHRI) and the Canadian Welding Bureau (CWB). These memberships are a testament to the quality and reliability of our solutions, as well as our commitment to reducing our environmental footprint.

Canada Green Building Council
  • Air-Conditioning, Heating & Refrigeration Institute
  • CWB