Replace cartridges for bathroom faucets, Replace thermal expansion tank, clear shower drain, remove thermal expansion valve. Customers master bathroom left lavatory, faucet and upstairs.Hallway bathroom faucet were both leaking from the handles.As well, customer had a four year old.Thermal expansion tank also plumbed in next to a thermal expansion valve and upstairs.Master bathroom shower drain was clogged at the p.Trap. Customer agreed to this option. Snake shower drain and tested by running water through the shower for several minutes.No further backup. Replaced hot and cold stems on the master bathroom and hallway, bathroom faucets.No more leaking from the handles. Removed thermal expansion valve up above the water.Heater and capped off the line. This, of course, was done after turning the water off to the house, and draining all of the water out of the lines. I then cut out the thermal expansion tank and installed a new one that was bracketed to the wall directly.Next to the water