How to seal hairline stucco cracks yourself
A true hairline crack with no staining and solid surrounding stucco can be sealed by a careful homeowner. Larger or active cracks need a professional. Here is how to handle the ones you can do yourself.
What you'll learn
- Which cracks are safe to DIY and which are not
- What materials to use on exterior stucco cracks
- How to prep the crack before filling
- How to apply and finish a hairline crack seal
Step by step
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Keep learning.
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Stucco collects dirt, mildew, and efflorescence over time. A proper cleaning extends the life of the finish coat and is the correct first step before any painting or crack sealing.
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