Manufactured with specially formulated polyurethane combined with fire retardants and UV inhibitors, NextStone insulated faux stone siding panels and accessories are cast from actual stone/rock patterns. Developed in 1997, these panels hold a US design patent and the unique manufacturing process gives NextStone products the most authentic faux stone siding look on the market today. NextStone siding panels can be easily installed with no formal training. The innovative panel is designed to totally rid the need to hire masonry installers, professional siding installers or skilled laborers. Each lightweight panel weighs approximately 1 lb per square foot, eliminating the need of additional materials, equipment or labor. NextStone manufactures a quality exterior building product that can also be used as an interior decorative wall panel.