I realize this is a long question and if I’m wasting my time with what I’m asking about since it probably won’t cure the issue, please tell me. Also if there's a much easier or better solution, please tell me.
I'm just a homeowner and I'm looking for a way to control my home’s hot water...
I ask because a well-known major service just came and quickly got it draining again but they said they could only use a 2-1/2” tool since that's how big the Cleanout Opening is and yet the PVC just below it is 4” ID as is the clay pipe sections that are beyond the PVC, under the street.
Their...