Did you know that the main function of the thermos is to improve the energy performance of your windows while reducing heat loss? The thermos, double or triple, is composed of a membrane and an inert gas ensuring the insulation. Fenomax thermos windows allow you to make substantial savings on your heating costs and keep your home protected from the fluctuations of the Quebec climate.


Customer experience is one of our highest priorities. With Fenomax, you are never alone; an expert advises you and follows you throughout the project.

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    Installation service included*