Ultimate Windows, Doors & More

Your Marvin Windows & Doors Dealer in Eastern Canada For over two decades, Ultimate Windows & Doors has been supplying and installing quality windows and doors. We are proud to be Eastern Canada's largest dealer of Marvin Windows & Doors. ​ We carry a wide selection of windows, interior and exterior doors, millwork, siding, decking, roofing, and accessories for all your building needs. ​ Whether you are building or renovating our skilled staff will work with you every step of the way in bringing your visions to reality. We have the experience, the products, and the know-how to go beyond the status quo and make your home a showpiece. Products & Services Whether you are looking for wood, vinyl, aluminum, or fiberglass windows or doors, Ultimate can help find the right product for your project. ​ Our team of experts will help with everything for your project, from the measurement of replacement windows to suggestions of solutions that will best meet your needs, we are here to help. ​ In addition to our wide selection of windows and doors, we also distribute a variety of specialty building products including siding, door hardware, stone products, and more! Our goal is always to go further than expected and provide premium services to match the quality of the premium products that we proudly sell. ​