Few things are quite as alarming as finding water leaking from your shower when you enter the bathroom.
This is a disastrous situation that can lead to higher water bills and other issues, such as structural damage or mold.
Whether it’s a slow drip or a steady stream, tackling the problem right away can save you time, money, and stress.
Here at ServiceMaster of Lake Shore, we’ve been helping Chicago-area customers address water damage since 1996.
In this blog, we’ve compiled our top tips for repairing a leaking shower.
Key Takeaways
- The first step in fixing a leaking shower is to identify the source: it could be a faulty shower head, faucet, or tiles.
- Immediately shut off the water supply to the shower to minimize water waste and potential damage to your bathroom.
- If you cannot fix the leak on your own, contact ServiceMaster of Lake Shore to learn more about our team and how we can help you: (312) 707-8597.
Before You Get Started
- Prepare the area. Turn off the shower’s water supply to prevent further leakage and potential water damage.
- Decide whether this is a DIY or professional job: Minor leaks and simple repairs may be suitable for DIY solutions, but ensure you have the necessary skills and tools. Call a professional if you encounter mold, suspect severe leaks, or are unsure about the required repairs.
Shower Leaks: Causes, Signs and Fixes

1. Damaged or Missing Caulking
Signs:
- Water pooling around the edges of the shower.
- Visible gaps or cracks in the existing caulking.
How to Fix It:
Equipment Needed
- Caulking gun
- Silicone caulk
- Utility knife
- Painter’s tape
Steps:
- Remove old caulking with a utility knife.
- Clean and dry the area thoroughly.
- Apply new silicone caulk evenly with a caulking gun.
- Smooth the caulk and ensure it fills the gaps.
Pro Tip: Use painter’s tape on either side of the area to ensure clean, straight lines.
2. Cracked or Deteriorating Grout
Signs:
- Water stains on ceilings or walls in rooms below the shower.
- Cracks or holes in the grout lines.
How to Fix It:
Equipment Needed
- Grout saw
- Grout float
- Pre-mixed grout
- Sponge
Steps:
- Scrape out the damaged grout using a grout saw.
- Apply new grout with a grout float, pressing it into the lines.
- Wipe off excess grout with a damp sponge.
Pro Tip: Use a sealer once the grout is dry to add longevity.
3. Faulty Shower Heads or Faucets

