Returned to replace water service line and install fifty gallon natural gas water here. Started by turning the water off at the meter. And draining the house and water heater of water. We then removed the old water heater and installed a new one with a pan, leak alarm, thermal expansion tank that is strapped, new shut off valve, updated temperature and pressure drain line, temperature and pressure low point drain. Afterwards we dug up the water main at the house and found where it entered the home.We then had to cut a roughly one foot by two foot section of sheetrock out within the basement.Living area to expose the main. We found that the walls were too slim. In order to install a new prv in that area, as the two by fours had been ripped down to almost half the size in width. Opted to put a p r v and emergency shutoff valve in a box in the ground directly on the outside of the home. We then dug up at the meter. And installed, they knew the meter nipple with dual check valve. And court