Welcome to Infinity Windows of Long Island by SML

When you’re ready to upgrade the beauty, energy efficiency and value of your home, few projects can achieve all these goals better than replacement windows. Look no further.

Infinity Windows of Long Island is your source for state-of the-art replacement windows and expert installation. After 60 years combined experience in the millwork and window industry, the owners value the satisfaction of our customers. Infinity® from Marvin windows are made from Ultrex®, an advanced fiberglass material far superior to vinyl and roll-form aluminum. The benefits are exceptional energy efficiency, long-life and the beautiful windows you desire.

Serving Suffolk and Nassau County, Long Island, NY and all 5 boroughs of New York City

Contact us for a free in-home estimate today!

Visit Our Window Showroom in Melville, NY Click here for hours
Please call for more information or to schedule a window estimate: (866) 526-3033