Dripping Showerhead? Here's How to Fix It

Reviewed by HomeMD.ai editorial team · Last updated: April 21, 2026

Understanding the Problem: Why Your Showerhead Drips

A dripping showerhead can be a nuisance, often caused by worn cartridge seals, rubber seats, and springs. Mineral buildup and debris can also score the sealing surfaces, leading to leaks. High water pressure may exacerbate these issues, wearing out parts faster. Understanding these causes is the first step in learning how to fix a dripping showerhead.

Step-by-Step Guide to Fixing a Dripping Showerhead

Before you begin, ensure you have the necessary tools: a RIDGID EZ Change Faucet Tool, a Husky 6 in 1 screwdriver, and small needle nose pliers. You'll also need materials like a Moen 1222 Single Handle Posi-Temp Replacement Cartridge, a Delta RP19804 Cartridge for 1300 1400 Series, and Danco Waterproof Silicone Faucet Grease.

1. Shut off the water to the shower using the house main or bathroom shutoff. Confirm the flow stops by opening the shower.
2. Remove the handle and trim by popping the cap, removing the screw, and pulling the handle straight off. Avoid prying against the tile.
3. Access the valve by removing the escutcheon plate. Locate the cartridge or stem assembly in the center.
4. Pull the cartridge using pliers or a cartridge puller. If it feels gritty, it indicates mineral buildup.
5. Inspect and match parts. Take the old cartridge to the store to find a match. Common brands include Moen, Delta, and Kohler.
6. Flush the valve body by briefly turning on the water for 2 to 3 seconds with the cartridge out to remove debris.
7. Install new parts by lightly coating O rings with silicone grease and sliding the cartridge in until it seats fully.
8. Reassemble and test by turning the water on slowly. Listen for a steady flow with no hiss or sputter. The drip should stop within seconds.

Cost Comparison: DIY vs. Professional Repair

When to Call a Professional

If the valve body is damaged inside the wall or you cannot identify the cartridge type, it may be time to call a professional. They can handle more complex issues that arise with plumbing, such as problems with water heaters or pipes.

Product Recommendations

• Moen 1222 Single Handle Posi-Temp Replacement Cartridge
• Delta RP19804 Cartridge for 1300 1400 Series
• Danco Waterproof Silicone Faucet Grease 0.5 oz

FAQs

Why does it drip only after I turn it off?
Heat expansion keeps a bit of pressure on the valve. A worn seal cannot hold it, so it drips for minutes.

Can I just tighten something to stop it?
No. Overtightening handles does nothing and can crack trim. The seal is inside the valve.

How do I know which cartridge to buy?
Match the old part by shape and length. Bring it to Home Depot. Photos on the box help confirm.

Do I need Teflon tape?
Not for cartridges. They seal with O rings. Tape is for threaded fittings, not this repair.

My shower has two handles. Is it different?
Yes. You likely have separate hot and cold stems with seats and springs. Replace both sides to keep balance.