MTC copper coupling 1-1/2in is a copper pipe fitting designed to join two sections of 1-1/2in copper tubing in plumbing and mechanical piping systems. Manufactured from durable copper material, this coupling provides a secure, leak-resistant connection when installed using solder joining methods. • Compatible with standard copper tubing systems. • Made from durable copper for long service life. • Designed for connecting two 1-1/2in copper pipes • Sweat/solder connection type. • Suitable for plumbing and piping repair or new installations.