Windows & Doors

Let's find the perfect windows and doors for your home.

GNH Lumber is proud to extend a family-owned culture and approach to our Capital Region and Hudson Valley customers. 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.

Marvin logo

We are proud to carry Marvin® windows and doors. The places we inhabit can have a tremendous effect on how we think, act and feel. Spaces that open to the world can make us more open to new ideas. Configurable elements encourage creativity. Natural light aids mood and focus.

Marvin® doesn't just design inspired windows and doors. They help create homes that inspire healthier, happier lives.

Marvin windows and doors at GNH Showroom

Signature Collection

Marvin signature at GNH

The Signature Collection offers the broadest range of product types, sizes, configurations, and design options. Every detail is considered, delivering the highest level of architectural correctness and unrivaled appeal.

Elevate Collection

Marvin elevate at GNH

The Elevate Collection is thoughtfully designed to offer specifically-chosen features and options to help make your vision a reality. Warm wood interiors with strong, durable Ultrex fiberglass exteriors provide the ideal combination of beauty and strength.

Essential Collection

Marvin essential at GNH

The Essential Collection makes it easy to achieve design and quality with clean lines, streamlined options, and powerful performance. Strong, durable Ultrex fiberglass exteriors and interiors mean windows and doors that are virtually maintenance-free.

Learn more about Marvin windows.

Learn more about Marvin doors.

Let's Find the Perfect Windows and Doors for Your Home!

Let GNH help you select the right window or door replacement solution for your home with Marvin 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.

Get new or replacement windows or doors today!
vel of architectural correctness and unrivaled appeal.


Window replacement is one of the best ways to increase the energy efficiency of your home while improving curb appeal at the same time. According to Energy Star, replacing single-pane windows can save up to $322 a year (or 22%) for an average household in our region…

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