B&K 1/2 In. OD x 50 Ft. Refrigerator Copper Tubing

99% pure copper. Annealed for ready bending. O.D. measurements apply to refrigerator tubing. Mueller Industries dehydrated refrigeration coils are made to ASTM standard B-280. The copper tube is cleaned, nitrogen urged, capped (with standard yellow caps) and shrink-wrapped to an air tight seal.