The FB216 07 25 is a premium double ply black poly insulation with an R-value of 6.0, produced by Mueller Streamline. This insulation is specifically designed for high-efficiency thermal performance in plumbing and HVAC systems. With dimensions of 7 inches by 25 feet, it provides ample coverage for various applications. The robust construction ensures durability and resistance to moisture and environmental factors. This product meets industry standards for insulation, making it a reliable choice for both residential and commercial projects, helping to reduce energy consumption and enhance system efficiency.