yea, I think 1 1/16 is standard size
You have to have a cheater bar or an impact wrench.
I had ceiling clearance so I didn't need a flexible one
I talked about doing it a couple of years ago and the resident plumber expert gave me schit for it on here. It was like $13, so it was cheap insurance even if it didn't help.
supposedly if you change them out once in a while and flush the tank , your water heater will have much longer extended life.
Last edited by KFWA; 02/24/21.
