How to Replace a Bathroom Faucet

Remove an old faucet, deal with tight spaces and reconnect supply lines without creating a slow leak.

What to know

Confirm hole spacing and faucet configuration before purchase.

What to check

Shut off both stops and verify they hold.

How to approach it

Disconnect supplies and the drain linkage, then remove mounting hardware.

Common warning signs

Clean the sink deck and install the new faucet according to its gasket or sealant instructions.

When to stop

Reconnect, pressurize slowly and inspect repeatedly for leaks.

Common mistakes

• Replacing parts before identifying the cause
• Skipping measurements or manufacturer instructions
• Using fasteners or materials not rated for the application
• Closing the repair before checking for hidden damage

This guide provides general homeowner information. Local code, permits, licensing and site conditions may affect the correct approach.