When you call a Plumbing Pros to fix a problem, you should expect them to take responsibility for the entire repair. Don't get into a conflict with them right away, but rather treat them like a professional and they are likely to act accordingly. Ask MetaFilter is an online platform where members help each other solve problems, and it's a great resource for finding answers to life's small questions. It's possible that the Plumbing Pros have limited diagnostic skills and misdiagnosed the problem. This happens sometimes, but it's their mistake, not yours. If this is the case, you should lower the cost of the balance and tell them that you're not paying for their mistake.
Don't accept any part of it - at best, you'll be left with something you can't sell, and at worst, you'll trade it for something worse. If the plumber isn't happy about it, tell them to take you to small claims court. Keep the receipt for the part - they won't accept it and if they do, they'll lose. After speaking with the tile installer hours after his departure, it was revealed that what the plumber had done was unnecessary. The plumber came and broke the marble to get to the shower faucet and said that the problem was solved. However, the plumber will say that the shower is leaking due to poor tile installation while the tile installer will say that the problem is still plumbing-related.
After speaking with the tile installer hours after his departure, it was revealed that what the plumber had done was unnecessary.