Come on, John, that would be way too easy!  I really like Todd's idea about
the Teflon tape, though.

Ed Kramer



 
> Perhaps these code sections will help;
> 
> 2010 NFPA-13
> 
> 7.7.1.1.3 Unless the requirements of 7.7.1.1.4 are met, a dielectric
> fitting
> shall be installed in the junction where dissimilar piping materials are
> joined (e.g., copper to steel).
> 
> 7.7.1.1.4 Dielectric fittings shall not be required in the junction
> where
> sprinklers are connected to piping.
> 
> 
> John Drucker, CET
> Fire Protection Subcode Official
> Fire/Building/Electrical Inspector
> Fire Marshals Office
> Borough of Red Bank, NJ

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