Window Performance
UPVC Windows
Unisson windows are manufactured using 100% lead-free UPVC, providing superior strength, durability, and long-term resistance.
Overview
UPVC Windows
Our Energy Star certified multi-chamber systems are designed to improve insulation, reduce temperature transfer, and support modern sustainability goals in both residential and commercial environments.
To create a refined finish, we offer maintenance-free UPVC accessories including jamb extensions, frame moldings, and decorative corner blocks.
- 100% lead-free UPVC construction
- Energy Star certified systems tailored to Quebec
- Multi-chamber profiles for improved thermal performance
- Residential, commercial, and basement applications
Ideal applications
- Residential homes
- Commercial properties
- Basement applications
- Full-window replacement projects
01
100% lead-free UPVC material
Superior strength, durability, and long-term resistance against discoloration, impact damage, cracking, blistering, and warping.
02
Multi-chamber frame design
Enhanced structural rigidity with multiple internal air chambers that improve thermal performance and reduce temperature transfer.
03
Energy Star certified systems
High-efficiency insulation tailored for Quebec's climate — reducing heat loss and maintaining interior comfort in all seasons.
04
Maintenance-free UPVC accessories
Jamb extensions, frame moldings, and decorative corner blocks for a refined, cohesive finish that integrates seamlessly into your home.
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We also serve
Service Areas
Baie-d’Urfé ·
Beaconsfield ·
Beauharnois ·
Beloeil ·
Blainville ·
Bois-des-Filion ·
Boisbriand ·
Boucherville ·
Brossard ·
Carignan ·
Chambly ·
Charlemagne ·
Côte Saint-Luc ·
Deux-Montagnes ·
Dollard-des-Ormeaux ·
Dorval ·
Hampstead ·
Kirkland ·
L’Assomption ·
Laval ·
Longueuil ·
Lorraine ·
Mascouche ·
McMasterville ·
Mirabel ·
Mont-Saint-Hilaire ·
Montreal ·
Mount Royal ·
Oka ·
Otterburn Park ·
Pointe-Calumet ·
Pointe-Claire ·
Repentigny ·
Rosèmere ·
Saint-Amable ·
Saint-Basile-le-Grand ·
Saint-Bruno ·
Saint-Eustache ·
Saint-Jérôme ·
Saint-Joseph-du-Lac ·
Saint-Lambert ·
Saint-Mathieu-de-Beloeil ·
Saint-Sulpice ·
Sainte-Anne-de-Bellevue ·
Sainte-Marthe-sur-le-Lac ·
Sainte-Thérèse ·
Senneville ·
Terrebonne ·
Westmount