Isothermic portes et fenêtres Email Format
ConstructionQuebec, Canada51-200 Employees
Isothermic portes et fenêtres is a mid-sized, family-owned construction company based in Thetford Mines, Quebec. It designs and manufactures high-performance doors, windows, and façades for residential, renovation, multi-residential, commercial, and industrial projects across Canada. It delivers PVC, wood, and aluminum solutions, including doors and façades, with Passive House-certified products manufactured in Canada. The company is described as among Canada's leaders in high-performance doors, windows, and façades. In April 2023, it launched the Isothermic Certified Installer Program to recruit and train installers to meet its certification criteria.