How to Install a Bathroom Faucet

Written by: Erica Spangler
Design Specialist
(800) 375-3403

Installing a bathroom faucet is actually quite simple, especially since manufacturers are continually making things easier for the homeowner who wants to save money and avoid hiring a professional.

NOTE: These are general installation instructions, always refer to the manufacturer instructions as they could vary depending on the complexity and functionality of the product.

Tools / Materials:

Bathroom faucet, Adjustable wrench, Plumber's putty and Teflon tape


Shop Bathroom Faucets and Shop Wrenches

Step by Step Instructions

How to Install a Bathroom Faucet: Step 1

Step 1:

Remove the old faucet. Turn off the water supply, turn the faucet handles to release any pressure and water that may be trapped in the lines, and disconnect the water supply lines.

How to Install a Bathroom Faucet: Step 2

Step 2:

Remove the old flange.

How to Install a Bathroom Faucet: Step 3

Step 3:

Put the new flange into place. Apply a ring of plumber’s putty on the spout base (or around the escutcheon if one is included) for a watertight seal. Press gently into place.

How to Install a Bathroom Faucet: Step 4

Step 4:

Attach the faucet spout. Beneath the counter, tighten the brass nut provided. Scrape away any excess plumber’s putty at the spout base.

How to Install a Bathroom Faucet: Step 5

Step 5:

Install faucet handles. Attach the water supply lines (remember that left is hot water, and right is cold), and put the handles into place. Tighten the faucet spouts under the counter using the brass nuts provided.

How to Install a Bathroom Faucet: Step 6

Step 6:

Complete water supply lines. Attach the brass T to the threaded spout pipe. Connect the hot and cold hoses to the brass T. Connect your water supply lines, using a strip of Teflon tape for a leak-free connection.

How to Install a Bathroom Faucet: Step 7

Step 7:

Using a rope of plumber’s putty, install new drain flange to the pop-up assembly.

How to Install a Bathroom Faucet: Step 8

Step 8:

Connect P-trap to the pop-up and drain pipe.

How to Install a Bathroom Faucet: Step 9

Step 9:

Connect the pivot rod to the pop-up and adjust to the height you want.

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