The FB116 14 25 is a high-performance grey double ply black poly insulation with an R-value of 6.0, manufactured by Mueller Streamline. This insulation is designed for optimal thermal efficiency in plumbing and HVAC applications. With dimensions of 14 inches by 25 feet, it provides ample coverage for various projects. The durable construction ensures resistance to moisture and environmental factors, making it suitable for both residential and commercial installations. This product meets industry standards for insulation, ensuring compliance and reliability in performance, helping to reduce energy costs and improve system efficiency.