Amazon.com: D.MATIALL Copper Tube 1/2” OD x 7/16” ID x 6.56 FT – ASTM B280 Seamless Copper Tubing for R410A Refrigerant – Air Conditioning, Refrigeration ACR Copper Coil Tubing – Copper Pipe
PIPE COPPER ACR 3/4inx20ft(10) | Behler-Young
Item # AC04020, Air Conditioning Refrigeration (ACR ), 5/8" OD x 20' On Mueller Industries Inc.
Cambridge-Lee 618ACR-I 618ACR-I | Porter Pipe & Supply Company