About

Perma Seal Windows & Doors Ltd. is a locally owned and operated company based in Edmonton, Alberta, with over 60 years of experience delivering exceptional window and door solutions. We specialize in the design, manufacturing, installation, and restoration of high-quality windows and doors for residential, commercial, and historical properties. Our craftsmanship is rooted in precision, durability, and energy efficiency. From elegant wood and modern uPVC to advanced fiberglass and aluminum systems, we provide custom solutions tailored to our clients' architectural and performance needs. We are proudly committed to preserving Alberta’s heritage through expert historical restorations and envelope upgrades, combining traditional aesthetics with modern technology. Perma Seal is known for reliable service, technical expertise, and a customer-first approach. Whether you're planning a new build, renovation, or restoration project, our team delivers results that stand the test of time.