Mold in a Decatur wall points to moisture that has been reaching the cavity, often from old plumbing, a roof or chimney leak, window gaps or a damp foundation wall. The fix is to stop the water, remove the moldy material, dry and clean the framing, and rebuild with the right permit. Call the number on this page to be connected with a local mold remediation company in Decatur.
What keeps Decatur walls damp
Decatur is DeKalb County's seat, about 6 miles east of downtown Atlanta, with a lot of historic housing: early 20th-century Craftsman homes in the MAK Historic District and bungalows in Oakhurst and Ponce de Leon Court. Houses that old have often had plumbing re-run through original walls, roofs replaced more than once, and porches enclosed. Each change adds joints and seams where water can slip in. Many older homes in the metro sit over crawl spaces, and when the space below is damp, the bottom plates and lower wall sections above it can pick up moisture too.
Wind-driven rain in summer storms tests old window sashes and trim. Inside, the usual sources are bathroom supply lines, tub drains and AC condensate lines added during later updates. In a house this old, the leak may have been fixed years ago while the mold it left behind is still there, so a dry wall can still hide old growth.
Who does what on a wall job
| Task | Usually handled by | What to ask |
|---|---|---|
| Finding the moisture source | Inspector or remediation company, plus a plumber or roofer | What readings did you take, and where? |
| Containment and removal | Remediation company | How will the room be sealed and filtered? |
| Cleaning and drying framing | Remediation company | How will you confirm the studs are dry? |
| New drywall, plaster repair, trim | Contractor holding a Georgia residential or general contractor license | Is a permit needed, and who pulls it? |
| Clearance check | Independent inspector, if you want one | What will you look at before walls close? |
Signs to check
- Plaster that cracks or bulges below a window
- Stains around the chimney or under a roof valley
- Dark spotting at the base of walls above a crawl space
- A smell that lingers in a closet on the north side of the house
Timing in Decatur
Most hidden wall growth gets going in the humid months, after spring and summer storms. If you find a leak, start drying within 24 to 48 hours, as EPA advises. When it is time to rebuild, Decatur takes building permit applications only through its online CommunityCore portal; the permit technician can be reached at [email protected] or (404) 377-6198. Decatur's Code Enforcement, housed in Public Works, applies the International Property Maintenance Code.
Mold in Walls & Drywall questions in Decatur
Who should rebuild the wall after the mold is removed?
Can the studs be saved, or do they have to be replaced?
Do I need a permit to replace drywall after mold removal?
Can I remove a small patch of moldy drywall myself?
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