Concrete moisture test before epoxy coating
Moisture trapped in a concrete slab is the top reason epoxy floors delaminate within months. A simple plastic-sheet test you can do in an afternoon tells you whether your slab is ready for coating.
What you'll learn
- Why concrete moisture causes epoxy to delaminate and how quickly it can happen
- How to perform the ASTM D4263 plastic-sheet test with materials from any hardware store
- What the results mean and when a moisture barrier primer is required
- Which San Diego neighborhoods have the highest concrete moisture issues due to soil conditions
Step by step
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