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Remove Old Faucet — Remove the Old Faucet Assembly

Beginner

Part of project

How to Replace a Deck-Mount Garden Tub Faucet · Step 4 of 9

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In this video

With the water off, proceed to remove the old faucet. From underneath the sink, use a basin wrench or the specific tool provided with the old faucet to loosen and unscrew the large mounting nut holding the faucet in place. You may also need to disconnect the hot and cold water supply lines from the shut-off valves if they are not being replaced. Once all mounting hardware and hoses are disconnected, go to the top of the sink and carefully lift the entire old faucet assembly up and out of the mounting hole.

Goal: Disconnect and remove the old faucet from the sink.

Used in this video

  • Basin Wrench (brand: Unknown)Loosening and tightening faucet mounting nuts in hard-to-reach areas under the sink.
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This Old House

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FAQs

How challenging is this 'beginner' project, and what's a realistic time estimate for someone new to plumbing?

While rated beginner, accessing the plumbing under a garden tub can be physically demanding due to tight spaces. Plan for 2-4 hours if you have an access panel, but allow more time (up to a full day) if you encounter stuck connections or need to create access.

Why are specific Husky Basin Wrenches recommended, and can I use a different type of basin wrench?

The specific Husky basin wrenches are recommended for their telescoping and quick-release features, which are invaluable in the cramped spaces under a garden tub. While a standard basin wrench might work, these models significantly ease the difficulty of reaching and loosening nuts in tight spots.

What if my garden tub doesn't have an existing access panel?

If there's no access panel, you'll need to gain access to the plumbing from an adjacent wall, floor, or by carefully removing a side panel of the tub surround. This adds significant complexity and time to the project, potentially requiring professional help or additional DIY steps like cutting drywall.

What are the most critical steps to prevent leaks after installing the new widespread faucet?

Ensure you use plumber's putty or silicone sealant around the base of the spout and handles before installation, and apply Teflon tape to all threaded pipe connections. Hand-tighten supply lines, then give them a quarter to half turn with a wrench, and thoroughly inspect all connections for drips during the water test.

Remove Old Faucet — How to Replace a Deck-Mount Garden Tub Faucet (Step 4, Video 2) | Stesso