The SEALFAST 3/8" X 25' PTFE Joint Sealant is designed for high-performance sealing in various applications. This durable sealant is made from high-quality PTFE material, ensuring excellent chemical resistance and temperature stability. Ideal for use in plumbing and HVAC systems, it provides a reliable seal for threaded joints, preventing leaks and ensuring optimal performance. The 3/8" width and 25' length make it suitable for a wide range of projects, from small repairs to larger installations. This product meets industry standards for safety and reliability, making it a trusted choice for professionals.