3/4" x 1/2", Dielectric Union, 3/4" Male Iron Pipe Thread x 1/2" Copper Solder Joint, Prevents Electrolysis Or Galvanizedanic Action When Connecting Dissimilar Materials.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go towww.P65Warnings.ca.gov