Wondering how to fix a leaky faucet? A leaky faucet is more than just an annoying drip—it can waste gallons of water and increase your utility bill. If you’re dealing with a leaking faucet, you don’t always need a plumber; with the right tools and guidance, you can fix it yourself. Here’s a simple yet detailed guide to help you repair a leaky faucet efficiently.
Table of Contents
What Causes a Faucet to Leak?
Before you start fixing a leaky faucet, it’s important to understand why faucets leak. The most common causes include:
- Worn-out washers – Over time, rubber washers wear down, causing leaks.
- Corroded valve seat – The connection between the spout and faucet can develop sediment buildup, leading to leaks.
- O-ring problems – The O-ring in cartridge faucets can wear out, resulting in a dripping handle.
- Loose or broken parts – Nuts, bolts, or washers inside the faucet can become loose or damaged.
- High water pressure – Excessive pressure can cause leaks at night when usage is low.
Tools You’ll Need to Fix a Leaky Faucet
Before you begin fixing a leaky faucet, gather these tools to make the process smooth:
- Adjustable wrench
- Phillips and flathead screwdriver
- Plumber’s tape
- Replacement washers or O-rings
- White vinegar (for cleaning)
- Bucket and towels (to catch water drips)
- Pliers
- Hex key (Allen wrench)
- Silicone grease

Step-by-Step Guide to Fixing a Leaky Faucet
Step 1: Turn Off the Water Supply
Before disassembling the faucet, locate the shut-off valve under the sink and turn it off. If you can’t find it, turn off the main water supply to prevent water from flooding the area.
Step 2: Plug the Drain
Use a small rag or drain stopper to prevent small parts from falling into the sink drain while working.
Step 3: Identify Your Faucet Type
There are four main types of faucets, and knowing yours will help determine how to fix a leaky faucet:
- Compression Faucet – Has two handles for hot and cold water.
- Ball Faucet – Has a single handle and a rotating ball mechanism.
- Cartridge Faucet – Operates with a cartridge that moves up and down.
- Ceramic Disc Faucet – Uses a pair of ceramic discs to control water flow.
Step 4: Remove the Faucet Handle
Use a screwdriver to remove the screw securing the handle. If it’s hidden, you may need to pry off the decorative cap first.
Step 5: Take Out the Cartridge, Washer, or Valve Seat
Depending on your faucet type, remove the cartridge, washer, or valve seat using an adjustable wrench. Inspect the part for wear and tear.
Step 6: Clean the Components
If there’s any buildup or corrosion, soak the valve seat or washer in white vinegar for a few minutes and scrub it clean.
Step 7: Replace Damaged Parts
If the washer or O-ring looks worn out, replace it with a new one of the same size. Apply plumber’s tape to the threads for a better seal. If replacing a cartridge, ensure you use an exact match for your faucet model.
Step 8: Lubricate Moving Parts
Use silicone grease to lubricate the moving parts before reassembling to ensure smooth operation.
Step 9: Reassemble the Faucet
Put all the parts back in place in the same order you removed them. Tighten screws and nuts securely but avoid overtightening.
Step 10: Turn the Water Supply Back On
Slowly turn the water supply back on and check if the leak has stopped. If the problem persists, you may need to repeat the process or contact a professional plumber.
When to Call a Professional Plumber
While fixing a leaky faucet is manageable for most homeowners, some cases require expert assistance. Call a plumber if:
- The leak continues despite replacing parts.
- The faucet is old and needs a full replacement.
- The problem is due to a major plumbing issue beyond the faucet.
For emergency plumbing services in Syracuse, call Loco Plumber at (888) 606-1514 for quick assistance!
Preventing Future Faucet Leaks
To avoid future leaks, follow these simple maintenance tips:
- Regularly inspect and clean faucets – Check for early signs of wear and tear.
- Use a water softener – Hard water can lead to mineral buildup, causing leaks.
- Turn faucets off gently – Avoid excessive force when shutting off the water.
- Replace washers and O-rings periodically – Prevent leaks before they start.
- Fix minor leaks immediately – Small drips can turn into bigger problems over time.
- Install a pressure regulator – Helps prevent leaks due to high water pressure.
Cost of Fixing a Leaky Faucet
The cost to fix a leaky faucet varies depending on whether you do it yourself or hire a plumber. Here’s a breakdown:
- DIY Repair: $5 – $30 (replacement parts and basic tools)
- Professional Repair: $100 – $250 (including labor and parts)
- Full Faucet Replacement: $150 – $400 (depending on the faucet type)
Conclusion
Now you know how to fix a leaky faucet! Fixing a leaky faucet is a simple task that can save you money and prevent water waste. By following this step-by-step guide, you can quickly resolve most minor leaks. If you need professional plumbing services, Loco Plumber in Syracuse is here to help. Call (888) 606-1514 for expert assistance.
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