Cerro Flow

Buying Guide: Copper Tubing Types and Sizes

Tubing Types
Type L, Type K, Type M and refrigeration tubing are all copper. The 3/4 in. 100 ft. Type K coil is for heavy use and extreme temperature applications, and it is for use with drinking water. Refrigeration (Refer) tubing is for refrigeration use.

Sizes and Lengths
Match the outer diameter on your old tubing before ordering. Some tubing is coiled, and lengths include 5 ft., 50 ft., 60 ft. and 100 ft. Check the length you need before ordering.

Frequently Asked Questions

What does Cerro Flow make?
Cerro Flow offers copper tubing in Type K, Type L, Type M and refrigeration (Refer) types, in several diameters and lengths. Some tubing is coiled.

How do I choose the right size or type?
Match the outer diameter and tubing type on your old tubing, or match the size on the old part. Measure the run before ordering, and check the equipment manual for the required type.

Which applications are these tubes for?
The 3/4 in. 100 ft. Type K coil is for use with drinking water and heavy use. Refrigeration (Refer) tubing is for refrigeration use, so have a qualified technician install refrigeration or other pressure-system tubing.