NV C-21 Refrigeration And Air Conditioning Practice Questions - Nevada C-21 Refrigeration And Air Conditioning Contractor Examination Exam

Copper tube erected on the premises for a Nevada C-21 refrigerant circuit shall be which product?

Seamless Type ACR copper tube complying with ASTM B280 (or a listed ACR equivalent) Type DWV copper drainage tube Type M water tube joined with 50-50 solder Soft polyethylene irrigation tubing

Correct Answer:

Seamless Type ACR copper tube complying with ASTM B280 (or a listed ACR equivalent)

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