Custom Window Designs

Custom Window Designs, established in Mississauga with over 50 years of industry experience, specializes in premium window and door replacement and installation services. The company offers custom manufacturing and installation tailored to various budgets, featuring Energy Star-rated, Argon Gas-filled double or triple glazed windows with high-grade Low E coatings for superior insulation. Their product range includes casement, awning, single hung, double hung, single slider, double slider, bay, bow, fixed, specialty, and aluminum windows. With a lifetime warranty and flexible financing options, Custom Window Designs is committed to customer satisfaction and quality craftsmanship, serving the Greater Toronto Area (GTA) and beyond.