Windows & Doors

Marvin IntegrityMarvin® Windows and Doors brings its “Built Around You” philosophy to life with every customer and every product it creates. GNH is proud to extend that family-owned culture and approach to its service and installation in the Capital Region and Hudson Valley. A premier manufacturer of made-to-order windows and doors, Marvin offers unparalleled value with craftsman-quality construction, energy-efficient technology and the industry’s most extensive selection of shapes, styles, sizes and options.


Let GNH help you select the right window or door replacement solution for your home with Marvin and Integrity® Windows and Doors! Get the unsurpassed quality of Marvin Windows & Doors combined with the experience of 76 years serving our customers.

Financing Options Available

To learn more about financing options available at GNH, contact us directly at 518-313-1229.