SC Refrigeration Practice Questions - South Carolina Refrigeration Contractor Examination Exam

Joints between dissimilar metallic refrigerant piping materials shall be made with:

A dielectric fitting or dielectric union conforming to the dielectric tests of ASSE 1079 (IMC 1108.1.1) Direct threaded steel-to-copper contact with no insulator Soft solder regardless of pressure and refrigerant group PVC solvent-weld couplings

Correct Answer:

A dielectric fitting or dielectric union conforming to the dielectric tests of ASSE 1079 (IMC 1108.1.1)

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