Standard products for ventilation, heating and air conditioning
LMI is the largest manufacturer of ventilation, heating and air conditioning products in Québec. There is no compromise in terms of the quality of the manufacturing processes, service and raw materials (90% of which are from Canada). This is how we have built an enviable reputation with our customers over three generations.
More than 10,000 products for ventilation, heating and air conditioning
We are a one-stop shop for all your needs! We have the products to meet the requirements of the residential, commercial and industrial sectors. Discover the extent of our catalogue by clicking on each category.
Find the part you are looking for to build your ventilation, heating and air conditioning system.
Innovation and quality assurance
From receiving raw materials to manufacturing to equipment maintenance, all stages are subject to rigorous inspections. Although the majority of our processes are automated and our equipment is always at the cutting edge of new technologies, some components are even produced by hand to meet the highest quality standards. This is the LMI commitment!