Elbow is copper to copper. Complete with a sweat/solder fitting.
1/8 X CLOSE YLLW BRASS NIPPLECall for Price
3/4" GH X 3/8 DSHWSHR 90 DEG$5.99
1/4 FLARE PLUGCall for Price
164-603 UNION,PVC 1/2"$1.69