The F118 05 25 Grey Double Ply Black Poly is a high-performance insulation sleeve with an R-value of 8.0, designed for superior thermal protection. Measuring 5 inches in diameter and 25 feet in length, this double ply sleeve is ideal for HVAC and plumbing applications. Constructed from durable black polyethylene, it offers excellent resistance to moisture and environmental factors. This product is compliant with industry standards, ensuring safety and reliability in various settings. Its lightweight design makes installation easy, while its high insulation value helps reduce energy costs and improve system efficiency.