Saint John - Ultimate Windows

The Boat Shed in St. Andrews, NB | An elevated outbuilding for storage, gathering and guest space, with panoramic views carried through the Marvin Ultimate line

A quiet coastal retreat tucked into the trees in St. Andrews. We were proud to supply the Marvin Ultimate windows and doors for The Sheds of Charlotte County, including the large multi-slide door and gable-end glazing that help open the home to the water beyond.

Traditional form, bold contrast, and wide-open views over the Saint John River The Kingston sits high above the Saint John River, with long views over the surrounding countryside. Open fields, rolling hills, and the river itself all become part of the experience of the home. The dark exterior looks especially striking here. Against the green of the fields and trees, it gives the house a bold look that really stands out. Inside, the windows keep things bright and welcoming, a

A carefully crafted residence on the shores of New Brunswick, where every detail is oriented to the water.

A warm & inviting riverside restaurant enjoys wide views of the Saint John River, creating two distinct dining experiences on Florenceville-Bristol's boardwalk.

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.

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.