The 4" FPT Galvanized Malleable Union is designed for easy disconnection and reconnection of piping systems. Made from high-quality galvanized malleable iron, this union offers excellent corrosion resistance and durability, making it suitable for both indoor and outdoor applications. The 4" female pipe thread (FPT) ensures compatibility with standard plumbing systems, allowing for seamless integration into existing setups. Ideal for water, gas, and air applications, this union is a must-have for any plumbing project.