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Remove Old Faucet and Prepare Opening — Demolition: Removing the Old Tub and Shower

Intermediate12 hours

Part of project

Install a Tub & Shower Combo: Faucet Replacement Guide · Step 1 of 4

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In this video

To begin the conversion, you must first remove the existing trim from the two-handle faucet, including the handles and escutcheons. Following this, the entire old valve body must be removed from the plumbing within the wall. This may require you to enlarge the opening in the tile or shower surround to gain sufficient access to cut the pipes and remove the old valve assembly.

Goal: Expose In-Wall Plumbing

  • If there is an access panel on the wall behind the shower, you may be able to remove the old valve without cutting any tile.

Used in this video

  • Screwdriver — Removing screws from the old faucet trim and handles.
  • Pliers — Gripping and turning nuts or other components of the old faucet.
  • Tile Saw or Grinder · optional — Cutting the tile to create a larger opening if needed.
61.5K views5430-60 minutes
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FAQs

How accurate is the 12-hour estimated time, and what factors could significantly extend this project for a DIYer?

The 12-hour estimate is for an intermediate DIYer in ideal conditions. Unexpected issues like significant wall damage, corroded old plumbing, or difficult-to-remove fixtures can easily double the project time. Always allocate extra time for unforeseen challenges, especially during demolition.

What is the absolute first safety step, and what should I do if I can't turn off the main water supply?

Always turn off your home's main water supply before starting any demolition or disconnection. If you cannot locate or operate your main shut-off valve, contact a professional plumber immediately. Proceeding without cutting the water can cause severe flooding and significant property damage.

Beyond the basic hand tools, what specialized tools or materials are crucial for ensuring a leak-free faucet installation with PEX or CPVC?

For PEX, a dedicated PEX crimp tool and appropriate crimp rings are essential for secure connections. If using CPVC, you'll need CPVC primer and solvent cement. Always use plumber's tape or thread sealant on all threaded connections and plumber's putty for the tub drain assembly to prevent leaks.

What is the most common mistake DIYers make that leads to leaks after installation, and how can I avoid it?

The most common mistake is failing to properly seal connections or not adequately tightening fittings. Ensure all PEX/CPVC connections are correctly crimped or glued, and all threaded connections are wrapped with Teflon tape and firmly tightened. During the leak test, turn water on slowly and meticulously inspect every joint for drips.

Transcript
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Now if you've got a two handle valve and you want to change that over to a single handle, first thing you're going to have to do is remove your trim and remove the valve. Now sometimes that can be done from the backside. If not, if you don't have access, you'll have to trim out the tile

Auto-generated transcript. May contain errors.