Marvin

Cowls Building Supply works hard to bringing you superior value through expert craftsmanship, the highest quality materials and an extraordinary level of service for your window projects. Marvin Windows and Patio Doors has cultivated a worldwide reputation as an industry leader in product innovation, energy efficiency and progressive manufacturing techniques.

Made-to-order windows and doors in custom shapes, sizes and designs to match unique architecture and performance needs.

An extensive offering of extruded aluminum exterior clad colors, each with a durable protective finish that resists fading and chalking.
An array of high-quality standard and specialty wood options to match any project or design.
Elegant window and door hardware available in a number of styles and finish options to complement your design aesthetic.
Specialty glass options to bring a unique touch to your home, or to add privacy while still allowing light into a room.
Superior energy efficiency and glass performance options developed specifically for your climate’s needs.

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