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The 118-year-old Kent Senior High School in Toronto is undergoing a full heritage restoration as part of The Marlow development. Ultimate Windows, Doors & More will supply historically accurate Marvin windows, including large units and custom double-hung units. Filmmaker Brent Jensen is documenting the process for a mini-documentary. Completion is expected in Summer 2026.

Rivers Edge is a modern homestead on the St. Croix River that blends stone, wood, and expansive glass to create a strong connection between architecture and landscape.

Ultimate Windows, Doors & More is pleased to announce the acquisition of two established Marvin Canada locations in Mississauga and Montreal. This expansion marks an important milestone in our continued growth across Eastern Canada. With these new locations, Ultimate becomes the dealer direct partner for Marvin in both regions. Our team will now oversee sales, service, and support for all residential and commercial customers in the Greater Montreal and Greater Toronto areas.

A modern retreat on Nova Scotia’s southeast coast, Sunnybrook Sanctuary blends seamlessly into the surrounding nature. Designed with natural materials and large, high-performance Marvin™ windows, this custom-built home maximizes natural light and water views, creating a warm interior that connects with the landscape.

Keep your windows and doors performing their best with this complete care guide. Learn how to clean glass, maintain hardware, protect wood finishes, care for screens, and avoid common issues that affect performance and energy efficiency. Simple seasonal maintenance helps your home stay comfortable, efficient, and looking its best for years.

Upgrading your windows can completely transform the comfort, efficiency, and appearance of your home. At Ultimate Windows, Doors & More, we specialize in window replacement and retrofit services using premium Marvin™ windows designed for Canada’s four-season climate. Whether you’re renovating a century home or modernizing a newer build, our team ensures every replacement is tailored for performance, style, and long-lasting value.