The short answer
Signs of Water Damage
Water damage in stucco often appears as hairline cracks that widen over time. You might also see bubbling or blistering on the surface, where moisture has gotten behind the finish coat. Discoloration, such as dark patches or white chalky residue, is another common clue.
Efflorescence, a white powdery deposit, forms when water evaporates and leaves behind mineral salts. This usually means water is seeping through the stucco from a leak or high humidity. Check the stucco after heavy rain or if you notice a musty smell indoors.
- Cracks that grow wider or longer
- Bubbles or blisters on the surface
- White or dark stains
- Soft or crumbly areas when touched
- Mold or mildew near the stucco
- Peeling paint on adjacent walls
Common Causes
Roof leaks are a frequent culprit, especially in areas with spring hail and thunderstorms. Water can run down behind the stucco and collect, causing damage from the inside out. Plumbing leaks inside walls can also saturate stucco from behind.
Poor installation or missing flashing around windows and doors lets water enter at joints. Cracks in the stucco itself allow moisture to penetrate, especially if the surface isn't sealed properly. In humid climates, condensation can add to the problem.
Why It Matters
Left unchecked, water damage in stucco can weaken the structure underneath. The wood framing or metal lath can rot or corrode, leading to costly repairs. Moisture also creates a breeding ground for mold, which can affect indoor air quality.
Stucco is porous, so water spreads quickly once it finds a way in. The longer you wait, the more extensive the damage becomes. Early attention can limit the scope of repairs and protect your home's exterior.
What You Can Do
Start by identifying the source of water. If it's from a roof leak, a roofer can help. For plumbing issues, a plumber may be needed. You can also inspect the stucco for cracks and seal them with a suitable caulk or patching compound.
Keep gutters and downspouts clear so water drains away from the walls. After severe weather, inspect the stucco for new cracks or signs of moisture. For deeper damage, consider a water damage inspection to assess the extent.
- Check roof flashing and seals
- Clean gutters regularly
- Seal cracks as soon as you spot them
- Ensure downspouts direct water away
- Look for signs after heavy rain
When to Call the Pros
If you see large cracks, widespread bubbling, or signs of mold, it's time to bring in local water damage pros. They can assess the moisture level and determine if the stucco needs patching or full replacement. They also handle related issues like drywall damage if water has penetrated inside.
The pros use moisture meters and other tools to find hidden water. They can address the underlying cause, such as a roof leak, and repair the stucco properly. This work often involves matching texture and color to blend with the rest of your home.
Water damage does not wait
Phones are answered 24/7 for Euless and nearby communities.
Call Now (817) 799-6732Frequently asked questions
Can I repair stucco damage myself?
Small cracks can be sealed with caulk or patching compound. For larger damage or if you suspect hidden moisture, it's safer to have a pro inspect. DIY fixes might not address the root cause, and the problem can return.
How do I know if stucco damage is serious?
If you see cracks wider than a hairline, bubbling, or soft spots, it's serious. Also, if water is getting inside your home, that's urgent. A water damage inspection can determine if the structure is compromised.
Will insurance cover stucco water damage?
Policies vary, and your insurer decides what is covered. Some water damage from sudden events like storms may be covered, but gradual wear often isn't. Check your policy and talk to your insurance company for specifics.