How to Replace a Kitchen Faucet

Project Overview

Replacing a kitchen faucet is one of the most common and rewarding DIY plumbing projects. With basic tools and this guide, you can upgrade your kitchen faucet in about 1-2 hours.

Tools Needed

• Adjustable wrench
• Basin wrench
• Plumber's putty or silicone
• Bucket and towels
• Flashlight

Step-by-Step Instructions

1. Turn Off Water Supply: Locate the shutoff valves under the sink and turn them clockwise to close. Turn on faucet to release pressure.
2. Disconnect Supply Lines: Place a bucket under connections. Use an adjustable wrench to disconnect the supply lines from the faucet.
3. Remove Old Faucet: Use a basin wrench to loosen the mounting nuts. Lift out the old faucet and clean the sink surface.
4. Prepare New Faucet: Read manufacturer instructions. Apply plumber's putty or install gasket per instructions.
5. Install New Faucet: Insert faucet through mounting holes. Tighten mounting hardware from below.
6. Connect Supply Lines: Attach supply lines to faucet. Hand tighten, then snug with wrench (don't overtighten).
7. Test: Turn on water supply valves slowly. Check for leaks at all connections.

Pro Tips

• Take a photo of old connections before disconnecting
• Replace supply lines if they're old or corroded
• Use flexible braided supply lines for easier installation
• Don't overtighten connections - snug is enough