3 300 Pressure Duty Galvanized Malleable CapThe 3 300 Pressure Duty Galvanized Malleable Cap is a pipe fitting designed to seal the end of a diameter pipe in medium pressure systems, rated for up to 300 psi. Made from galvanized malleable iron, it is used to close off pipes in various applications, offering protection against pressure leaks and ensuring the integrity of the system. The galvanized coating provides enhanced corrosion resistance, making it ideal for outdoor or moisture exposed