WINDOWS

Interior Shades from Marvin. A beautiful way to manage light and privacy, integrated right into your Marvin Windows and Doors.

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Integrity windows are made with Ultrex®, a pultruded fiberglass we’ve patented that outperforms and outlasts vinyl, roll-form aluminum and other fiberglass composites.

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Integrity windows use Ultrex and our proprietary pultrusion process to manufacture high-demand windows that endure all elements without showing age or wear.

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Ultrex fiberglass is eight times stronger than vinyl and three times stronger than vinyl/wood composites.

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Integrity windows are Built to Perform® in the face of Mother Nature’s toughest elements.

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Integrity windows are more than just tough, they’re also energy efficient. Integrity products meet or exceed federal ENERGY STAR® guidelines.

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Integrity offers a variety of options that can enhance the look of both traditional and contemporary design.

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Integrity windows and doors are Built to Perform® with the features and options to fit your unique project.

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You can count on Ultrex to resist fading, chalking, cracking and peeling to keep your home looking great for years to come.

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We use Ultrex pultruded fiberglass to build long-lasting, beautiful windows and doors backed by our never wavering focus on customer service, and a 20-year warranty on glass seals with a 10-year warranty on manufacturer defects.

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With state-of-the-art fiberglass technology unlike any other, Integrity utilizes pultruded fiberglass called Ultrex. Ultrex proves itself to be of higher performance and durability over vinyl, aluminum and other fiberglass composites. Integrity can be maintained with little effort from you, meaning that these windows are not only a product of the highest quality, but also a product built tough to perform and last through even the roughest conditions. JB Sash is the #1 Integrity dealer in New England. Not only are we the largest dealer but we provide unmatched customer service, before, during and after the sale. Visit our showroom to see a wide selection of Integrity options and consult with our trained professional sales staff about your window and door project.

DOORS

Integrity doors are made with Ultrex®, a pultruded fiberglass we’ve patented that outperforms and outlasts vinyl, roll-form aluminum and other fiberglass composites.

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Integrity doors use Ultrex and our proprietary pultrusion process to manufacture high-demand doors that endure all elements without showing age or wear.

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Integrity doors are Built to Perform® in the face of Mother Nature’s toughest elements.

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For two decades now, Ultrex has outlasted and outperformed the competition on virtually every measurable scale.

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