Timberline shingles are known best for their quality form and high safety standards. Timberline is a specialty line of production by GAF, the largest North American roofing and construction manufacturer, known for assisting in the architectural needs of property owners without sacrificing functionality in the process. Ryan Construction Systems in Kansas City, MO recommends GAF Timberline shingles for a number of residential and commercial projects as they come in a variety styles and colors to fit every innovative idea for roofing systems!