A Casemaster opens and closes from the side, like a book, when the crank handle is turned.
Sleek looks and smooth, clean millwork suit many architectural styles.

Ideal for creating unique arrangements with picture or awning windows.
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Meet the casement that replaces anything.

Can be used as a frame-in-frame insert or complete window replacement for virtually any window.

Easy wash mode makes both sides of the window washable from the interior of the home.

Standard options create endless ways to customize window designs.

Revolutionary hardware provides the widest open views and windows that are a breeze to open.

Choose from Casement, Awning or Picture window styles.
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Marvin's French Casemaster opens from the middle and has no center obstruction.

Provides uninterrupted views when open.

Elegant looks with strong, secure construction.
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Awnings are hinged at the top and open out at the bottom using a crank handle. Awnings are designed to circulate air without exposing your room to elements like light rain.

Adds height, light and ventilation wherever you need it.

Perfect companion for Casemasters.

Can also be used alone, or in vertical or horizontal groups. Request an estimate >>

With a generous unobstructed view, the patent-pending Marvin Venting Picture Window takes the industry to new heights.

Similar profiles as other Casemaster products.

Maintains original home design integrity with consistent sight lines.
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These windows are made with an exterior & interior of Ultrex, a pultruded fiberglass material that out performs & outlast vinyl.

The amazing strength of Ultrex now in a casement and awning. These windows deliver high end performance with the strength and sustainable characteristics of Ultrex. Dual arm operating hardware and a single lever sequential locking system deliver DP40 performance. A clean design and measured sight lines provide visual depth and a modern classic feel.

Six exterior finish colors, five hardware finishes, assorted lite cut configurations, special sizing to 1/64", and available picture and transom units allow for stunning and unique combinations.
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Airtight, watertight and secure even in driving rains and strong winds, Integrity Casement and Awning windows are engineered to perform admirably and provide DP50 design pressure ratings. At the same time, clean sight lines and smart design make mixing and matching easy and beautiful for any room.
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Airtight, watertight and secure even in driving rains and strong winds, Integrity Casement and Awning windows are engineered to perform admirably and provide DP50 design pressure ratings. At the same time, clean sight lines and smart design make mixing and matching easy and beautiful for any room.
Request an estimate >>