How to prevent mold after a water leak
Mold needs three things: moisture, organic material, and time. Take away the moisture in 48 hours and you starve the chain.
What you'll learn
- The 48-hour window — why mold becomes likely after that point
- What "properly dried" actually means (moisture content targets)
- Why DIY extraction without drying is the #1 cause of mold calls
- When to remove materials vs. dry them in place
Step by step
- Extract standing water within hours, not days.
- Run air movers and dehumidifiers continuously until materials hit dry standard.
- Remove saturated padding, soaked drywall below the water line, and wet insulation.
- Apply antimicrobial to materials staying in place.
- Verify dry with a moisture meter, not a hand-feel.
Safety note
A house can look dry on the surface and still be holding moisture in framing and substrate. We use pin meters to verify what eyes cannot.
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