Alright, let's talk stucco inspections. If you're a homeowner in Los Gatos, you've probably got stucco, and you're likely wondering what's really going on with it, right? Maybe you've spotted a crack, or a strange stain, or perhaps you just haven't given it a good look in years. Doing a basic check isn't rocket science, but you do need to know what to look for—and, even more importantly, what you can't see. I'm going to break down what you can check yourself and when it's absolutely time to bring in a pro, someone like me.
Before You Start: Get Ready to Look
Before you even think about poking around, you need to set yourself up properly. This isn't about climbing ladders onto your roof, okay? This is about staying at ground level, maybe using a small step stool. Your main goal here is a visual assessment. You're not tearing anything apart, just observing. Grab a notepad, a pen, and your phone for pictures. Oh, and a pair of binoculars can be really handy for those higher spots you can't quite reach but want to inspect more closely.
- Walk the perimeter: This sounds obvious, sure, but really walk slowly around your entire house. Don't rush it. Examine every single wall.
- Good lighting helps: Try to do this on a bright, overcast day if you can. Direct sun can create shadows that hide problems, and if it's too dim, well, you'll just miss stuff.
- Know your home's history: Did you just buy the place? How old is the stucco? Was it ever repaired or re-dashed? Any leaks reported before? This context really helps you understand what you're seeing.
What You Can Inspect Yourself (The DIY Walk-Around)
This is where you put on your detective hat. You're searching for signs of trouble, both big and small. Most of these issues are visible right on the surface.
Cracks: Not All Are Equal
Every stucco house gets cracks. It's just a fact of life, especially with our shifting soils here in Los Gatos, where foundations can move a bit. The trick is figuring out which ones actually matter.
- Hairline cracks: These are usually just on the surface. Think spiderweb patterns or super thin lines. They're often cosmetic, caused by normal expansion and contraction. Keep an eye on them, but don't panic yet.
- Pattern cracks: If you see cracks that follow the outline of windows, doors, or even the framing behind the stucco, that's a bigger deal. Those can point to structural movement or problems with how the stucco was applied around openings.
- Wide or deep cracks: If you can stick a credit card into a crack, or if it's wider than about 1/8th of an inch, that's a red flag. Water can get in there way too easily.
Stains and Discoloration
Stains tell a story, and usually, that story is about water.
- Dark, streaky stains: These often come from water running down from a roof, window, or flashing that isn't doing its job. This is a clear sign of water getting in.
- Green or black spots: Mold or mildew. This means moisture is present and, more importantly, it's sticking around.
- Rust stains: Could be from metal components like flashing or fasteners rusting either behind or right on the stucco surface.
Bubbles, Blisters, and Delamination
This is when the stucco starts separating from the wall underneath.
- Bubbles or blisters: These look like raised areas. Tap them gently with your knuckle. If they sound hollow, the stucco might be losing its bond.
- Flaking or crumbling: If pieces are literally falling off, or the surface feels soft and powdery, that's a definite sign of failure.
Around Windows and Doors
These are super critical areas. Most stucco problems actually start right here.
- Caulking: Is it cracked, missing, or pulling away from the window frame or stucco? Bad caulk is basically an open door for water.
- Flashing: This is the metal or plastic barrier designed to direct water away. Can you even see it? Is it bent, rusted, or covered over? If water isn't shedding properly, it's getting behind your stucco.
The Bottom Edge (Weep Screed)
This is the metal strip at the very bottom of your stucco wall, usually about 6-8 inches above the ground. It's designed to let any water that gets behind the stucco drain out. Make sure:
- It's visible and not buried by dirt, landscaping, or concrete.
- There's a gap (usually 1/2 inch to 1 inch) between the bottom of the stucco and the foundation or ground. If dirt is piled up against the stucco, water will wick right up into your wall.
When to Call a Pro (The Absolute Stucco Recommendation)
You've done your walk-around, you've got your notes and pictures. Now, if you've seen any of the following, it's definitely time to pick up the phone and call a stucco specialist – someone who really knows what they're doing, like us at Absolute Stucco:
- Any wide, deep, or pattern cracks.
- Significant staining, especially around openings or at the bottom of walls.
- Bubbling, blistering, or delamination. If you tap it and it sounds hollow, or you can push on it and it feels soft.
- Missing or failed flashing.
- No visible weep screed, or dirt piled up against the stucco.
- Any signs of water intrusion inside your home, like damp spots on interior walls, particularly near windows or doors.
- If you're unsure. Seriously, if you're looking at something and thinking, "Hmm, is this bad?" — that's your cue to call.