The F318 10 25 HD Black Double Ply Black Poly R-8.0 by Mueller Streamline is a high-density insulation product designed for optimal thermal performance. With a thickness of R-8.0, this double-ply insulation is perfect for a variety of applications, including HVAC systems and plumbing. Made from durable black polyethylene, it offers excellent resistance to moisture and environmental factors. The insulation is easy to install and provides superior energy efficiency, making it a smart choice for both residential and commercial projects. Its robust construction ensures long-lasting performance, helping to reduce energy costs.