The F1960 Expansion XL Brass PB Coupling from Zurn Industries, Inc is engineered for seamless connections between 1/2" EX PEX and polybutylene pipes. This coupling is designed to meet ASTM F1960 standards, ensuring a secure and leak-free connection. Made from high-quality brass, it offers excellent corrosion resistance and durability, making it suitable for both hot and cold water applications. With a maximum temperature rating of 200°F and a pressure rating of 80 PSI, this coupling is ideal for residential and commercial plumbing systems. Its easy installation process allows for quick assembly, making it a reliable choice for plumbing professionals.