On Jan 22, 1:19*am, Mikepier wrote:
Was at Lowes tonight picking up stuff for hooking up my HW heater this
weekend and found out they did not have anymore 1/2" Tee's in black
iron for my gas line. But they had galvanized 1/2" Tee's.
Can I mix the 2?

first mistake, you were looking for plumbing at a big box store.

Jimmie