Quality Products since 1954

704-596-8717 or 1-800-438-0770


5001 N Graham St.

Charlotte, NC 28269

Welcome to Moss Supply Company

Moss Supply Company is a vinyl window and patio door manufacturer. We produce windows and doors for both new construction and replacement applications. A full line of high-performance replacement windows fills out the product offerings. From the knockout good-looking Series 3300 single hung to the industry-envied double hung series 3600, Moss truly has a window for every home and light commercial application.

Builder Grade

Our Builders Grade line of windows offers energy efficiency, easy to maintain vinyl and a great look to any home. This line offers great performance at a great value

Choice Products

Our Choice Grade line of windows allows a greater performing window, with higher values for the efficiency of your home while standing up to more climate changes and weather, while maintaining the value that makes it affordable. With several style options that are highly customizable to meet your needs for efficiency ratings.

Premium Products

Our Premium Grade line of windows is built to withstand the harshest coastal areas, while still offering a beautiful, easy to maintain vinyl window. With coastal hardware (for Patio Doors) and upgraded tinted Lowe E offerings, this line is energy efficient and built to last.


Innovation continues to come as Moss collaborates with key vendors in meeting the continued challenges of producing a quality product that is affordable, yet meets or exceeds the growing demand for wiser-use of energy. After all, experts tell us that up to 21% of our total energy bill is lost through windows and doors.

Why Vinyl? There are several options available and all help with Energy Efficiency, Noise Reduction, Lowered Maintenance, Improved Aesthetics, and Increased Home Value.

Selecting a Professional Installer? Be sure to ask the following: Length of Time in the Business, Are They Licensed and Insured, References, Quote in Writing, If they are Part of Any Associations.

Moss Supply has the right options for every home whether you are building a new home or upgrading your existing windows. Selecting the Right Window for your home is easy when you choose Moss Supply.

With options like LowE softcoat, Upgraded L3 LowE glass technology, Argon gas, Tempered glass, and our U4 Glass technology Moss Supply has many options to increase your home's energy efficiency.

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Our Products

Quality Products Since 1954.

Contact Us Today!

For more information and expert help in selecting the window or door that best meets your needs, contact Moss Supply today!