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Turn Water On and Check for Leaks — Test the New Shower Handle and Check for Leaks

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How to Replace a Shower Knob or Handle: A DIY Guide · Step 5 of 5

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Return to the main water supply valve and turn it back on. Go back inside to the shower and turn on the hot and cold taps to test the new shower head. Carefully observe all connections for any signs of dripping or leaks. If you see a leak, turn the water off and tighten the connection slightly more or add more thread seal tape.

Goal: Test the new installation

  • If you see any drips, just tighten the shower head a bit more, or add more thread seal.
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This Old House

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FAQs

What's the most important safety precaution to take before replacing my shower handle?

Always ensure the water supply to your shower is completely turned off before starting. This prevents accidental flooding and potential water damage. If individual shut-off valves for your shower are unavailable, you must turn off the main water supply to your entire home.

Do I need any special tools beyond basic screwdrivers for this shower handle replacement project?

While a flat-head screwdriver is usually sufficient for removing decorative caps and screws, a handle puller tool can be incredibly useful. If your old handle is stuck due to corrosion or mineral buildup, a puller will help remove it without damaging the valve stem or the handle itself.

How long should this project take for a beginner, and what's the typical cost for a new shower handle?

For a beginner, this project typically takes 30 minutes to an hour, assuming no major issues like heavily corroded parts. The cost for a new shower handle can vary widely, from $20 for basic models to $100+ for higher-end or brand-specific designs, depending on your existing faucet's requirements.

My new shower handle doesn't seem to fit correctly, or it's wobbly after installation. What should I check?

Shower handles are not universal; they often need to be compatible with your existing faucet brand and valve stem type. Double-check your new handle's compatibility with your shower's make and model. Ensure the handle is fully seated onto the valve stem and that the set screw is tightened securely, but avoid over-tightening which can strip threads.

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Lastly, turn your water supply back on and give it a test run. Once your shower is running, check for leaks around the connection. If you see any drips, just tighten the shower head a bit more or add more thread seal.

Auto-generated transcript. May contain errors.