Rebuild toilet in hallway bathroom. Chain was broken on flapper, rebuilt with a new supply line Phil. Valve and flapper and tested good. No leaks. Customer showed us that they had 2 Delta shower valves that we're not able to be used. Finally, as the handles were either broken or stripped, they agreed to our quote, and we have that scheduled for Friday when they can shut the business down in order for us to proceed with replacing the 2. Cartridges and trim