The 1-1/4" × 1-1/4" PEX F1960 HPP Coupling by Mueller Streamline is designed for reliable connections in PEX plumbing systems. This coupling is made from high-performance polymer, ensuring durability and resistance to corrosion. It meets F1960 standards for PEX connections, providing a secure and leak-free joint. With a compact design, it fits seamlessly into various plumbing configurations, making it ideal for both residential and commercial applications. The coupling is compatible with standard PEX tubing and is easy to install, requiring no special tools. Perfect for new installations or repairs, this coupling is a must-have for any plumbing project.