Cart 0
📞 Phone 800-280-4053 | 📱Text 858-688-1646 | 📧 Email support@sigmafaucetparts.com

🌎 WE SHIP CARTRIDGES ALL OVER THE WORLD ▶︎

How to Find the Right Faucet Cartridge

1. Identify the Faucet Brand and Model

  • Examine the Faucet: Look for the brand name on the faucet. It’s often imprinted on the faucet itself, the handle, or the escutcheon (the decorative plate beneath the handle).
  • Check Documentation: If you have the original paperwork or manual, it will usually have the model number. Otherwise, check the manufacturer's website or contact their customer service for assistance.

2. Shut Off the Water Supply

  1. Locate Shut-Off Valves: Find the valves under the sink that control the water supply to the faucet.
  2. Turn Off the Valves: Turn the valves clockwise to shut off the water supply.

3. Remove the Faucet Handle

  1. Locate the Screw: Find the screw securing the handle. It might be hidden under a cap or decorative cover.
  2. Remove the Cap/Cover: Pry off the cap using a flat-head screwdriver if necessary.
  3. Unscrew the Handle: Use the appropriate screwdriver or Allen wrench to remove the screw, then gently pull off the handle.

4. Remove the Old Cartridge

  1. Unscrew the Cartridge: Use a socket wrench or adjustable wrench to unscrew the cartridge.
  2. Extract the Cartridge: Gently pull the old cartridge out of the faucet body. This might require a cartridge puller tool, especially if it’s stuck due to mineral buildup.

5. Take Measurements and Inspect

  • Examine the Cartridge: Look for any identifying marks, numbers, or brand logos on the cartridge.
  • Compare Size and Shape: Measure the length and diameter of the cartridge and compare it to potential replacements.
  • Measure the Cartridge: Use a ruler or caliper to measure the length, diameter, and other critical dimensions.
  • Inspect for Identification: Look for any identifying numbers or markings on the cartridge itself. These can be very helpful in identifying the correct replacement.

6: Research Replacement Options

  • Visit Manufacturer’s Website: Check the faucet manufacturer’s website for replacement parts. Use the model number and cartridge details to find a match. Check the faucet manufacturer's website or contact their customer support with the details you’ve gathered. They can often provide the exact replacement part number.
  • Visit Plumbing Supply Stores: Bring the old cartridge to a local plumbing supply store or hardware store. The staff there can help you match it to a replacement.
  • Online Resources: Search online for the exact cartridge. Use the brand, model, and images to compare and find a match.

7: Purchase the Replacement Cartridge

  1. Select the Right Cartridge: Choose the cartridge that matches your faucet’s brand and model. Ensure all dimensions and specifications align.
  2. Verify Compatibility: Double-check compatibility with your faucet model before purchasing.

8. Install the New Cartridge

  1. Clean the Faucet Body: Before installing the new cartridge, clean the inside of the faucet body to remove any debris or mineral deposits.
  2. Lubricate the O-Rings: Lightly lubricate the O-rings on the new cartridge with plumber's grease to ensure a smooth fit and prevent leaks.
  3. Insert the New Cartridge: Align it properly and place the new cartridge into the faucet body.
  4. Secure with Retaining Clip/Nut: Reinstall the retaining clip or nut to hold the cartridge in place.
  5. Reassemble the Faucet: Reattach the handle and any other components you removed.
  6. Turn On the Water Supply: Turn the shut-off valves counterclockwise to restore the water supply.
  7. Test the Faucet: Turn on the faucet to ensure it operates correctly and there are no leaks.

Tips and Precautions

  • Photograph Each Step: Taking photos during disassembly can help ensure you reassemble everything correctly.
  • Check for Leaks: After installation, check for leaks around the cartridge and handle. Tighten any connections if necessary.
  • Keep the Old Cartridge: Until you’re sure the new one works correctly, keep the old cartridge as a backup reference.

Seek Professional Help if Needed

If you encounter any issues or are unsure about any step, consider consulting a professional plumber to ensure the correct cartridge is installed and the faucet functions properly.