The FB116 18 25 Grey Double Ply Black Poly R-6.0 from Mueller Streamline is designed for superior insulation performance. This product features a robust double ply construction, ensuring durability and efficiency in thermal management. With a thermal resistance rating of R-6.0, it is ideal for applications requiring effective temperature control. The grey finish not only enhances aesthetic appeal but also contributes to UV resistance. Measuring 18 inches in diameter and 25 feet in length, this insulation is suitable for various piping systems. It complies with industry standards, making it a reliable choice for both residential and commercial projects.