3-1/2 Inch

Precision-crafted 3-1/2 inch (92.08mm) copper end cap tailored for sealing medium-to-large commercial refrigeration and HVAC piping headers. It is forged from premium copper material to ensure maximum structural integrity and high resistance to environmental wear. The accurate socket profile promotes optimal solder distribution, creating a permanent, leak-resistant barrier against high operating pressures. Ideal for professional installations requiring dependable pipe termination and system safety.