Heartland Windows is a private company that provides a wide range of vinyl replacement windows and doors. It provides insulated glass, window frames, sashes, and hardware and weather-stripping products. It offers an extensive line of products that is certified by the National Fenestration Rating Council, the Energy Star Windows Program and the Mid-American Utilities rebate program. It offers various custom-made styles, including patio doors, bays, bows, sliders, double hungs, casements, and basement and garden windows. The company offers Energy Star-labeled products that are certified by the National Fenestration Rating Council. Heartland Windows is located in Aplington, Iowa, and has distributors throughout the United States.