NIBCO 3/4 in. Wrot Copper Cup x Cup Coupling without Stop Fitting (50-Pack)

The repair coupling features solder cups and no stop. The fitting provides a means to connect/repair 2 in. lengths of tube. This wrot copper solder pressure repair coupling is used in residential and commercial systems such as potable water, air conditioning and refrigeration. Options include cleaned and bagged for oxygen service (medical gas).|Dezincification resistant|NFPA 99 health care facilities gas and vacuum systems and the compressed gas association, pamphlet G4.1 (medical gas)|Lead-free wrot copper solder pressure repair coupling is durable and low maintenance|Third-party certified to NSF/ANSI 61 and 372|MSS SP-104|ASME B16.22|Size range 1/4 in. to 8 in.