Cooper Windows & Liberty Restoration Glass, divisions of The Cooper Group, specialize in fenestration preservation for sustainable building design. We bring deep expertise in historic and contemporary window systems, including wood, thermally broken steel, stainless steel, and bronze windows, focusing on enhancing energy efficiency while maintaining the original historic aesthetic. 

We manufacture our Liberty period-accurate glass in-house while offering a comprehensive range of advanced glazing options including insulated glass units, hurricane/impact resistant glass, laminates, and contemporary window glazing systems. Our advanced systems deliver exceptional thermal efficiency, sound attenuation, and superior durability.

Cooper Historical Windows

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