IntroductionCopper tubing is essential in many industries, including plumbing, HVAC, and refrigeration. Among the various types, Type L and ACR copper are frequently used. While both have distinct roles, understanding their differences is key for choosing the right copper for specific needs.

IntroductionCopper is a versatile material commonly used in HVAC systems and plumbing due to its durability and excellent conductivity. However, when it comes to refrigerant and plumbing copper, there are key differences that impact their performance and longevity.

Choosing the right components for a refrigeration system does not have to be complicated.

If you know the system type, you’re already halfway to the right solution. In real HVAC-R projects, many selection mistakes happen not because the fitting is poorly made, but because it is used in the wrong application.

ACR fittings don’t just connect copper tubes—they play a direct role in protecting system stability, efficiency, and long-term reliability.