NV C-21F Chilled And Hot Water Systems Practice Questions - Nevada C-21F Chilled And Hot Water Systems Contractor Examination Exam

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Where copper hydronic tube is joined to carbon-steel pipe or a steel pump flange, UPC 2018 Sections 605.15 and 605.16 require which fitting?

A sanitary tee laid on its back A no-hub shielded coupling listed only for cast-iron DWV A brass cleanout plug A dielectric union or other listed dielectric fitting

Correct Answer:

A dielectric union or other listed dielectric fitting

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