Decide first: clean it, cut it out or call someone
How to get rid of mold on a ceiling in DeSoto, TX comes down to size, material and moisture. A small patch on a sealed painted surface can sometimes be cleaned. A patch on drywall that was soaked usually has to be cut out. A large or recurring patch is a job for a licensed professional.
Before any of that, find and fix the source of the moisture. This is the step most people skip. If the ceiling is under a bathroom, check the tub and toilet connections. If it is under the roof, check the attic.
Step by step for a small area
- Fix the leak or ventilation problem and let the ceiling dry fully.
- Wear gloves, eye protection and a mask suited to the job, and keep the room ventilated.
- Cover the floor with plastic sheeting and keep the work area closed off from other rooms.
- Wipe the surface with detergent and water, working in small sections and keeping the surface from becoming soaked.
- Bag and tie the rags and dispose of them outside.
- Let the area dry completely, then prime with a stain-blocking primer and repaint.
Never mix bleach with ammonia or other cleaners, since the combination can give off dangerous fumes. Bleach also does not help much on porous drywall, because it does not reach the growth inside the material.
When the drywall has to come out
If the ceiling is soft, bubbling, sagging or stained in a ring, water got into the drywall. Wipe-cleaning will not fix that. The section is cut out, the cavity is dried and new drywall is hung.
Cutting a ceiling also exposes insulation and wiring. Wet insulation is replaced, and any electrical work or plumbing repair may need a permit. Check with the city before closing the ceiling back up.
| Situation | Typical choice | Why |
|---|---|---|
| Small spots on a hard painted surface after a minor condensation issue | Clean and fix ventilation | Surface growth with a known cause |
| Patch on drywall that was wet from a leak | Cut out the section | Growth goes into the porous material |
| Sagging or soft ceiling | Open up and dry the cavity | Water is inside the structure |
| 25 square feet or more of visible growth | Licensed remediation contractor | Texas requires licensed professionals |
| Spots return after cleaning | Call a professional to find the source | Moisture is still present |
What Texas allows homeowners to do
The Texas Department of Licensing and Regulation says areas of visible mold of less than 25 contiguous square feet can be cleaned up by people who are not licensed, although exemptions apply. If you hire a company for mold work, it needs a state license, and it must give you a Consumer Mold Information Sheet before work begins.
Testing is separate. Only a licensed assessor can collect samples and send them to a licensed lab. Spending money on a home test kit gives you little, since mold spores are in most indoor air.
DeSoto note: permits when the ceiling comes down
DeSoto Building Inspections says a permit is required to alter or repair a building and to replace electrical, plumbing or mechanical systems, and that work involving those systems and insulation must be inspected before it is concealed. Replacing drywall alone may not need one, while wiring or plumbing work above the ceiling probably does.
Call 972-230-9610 before you close the ceiling. The office is at 211 E. Pleasant Run Rd. and is open Monday through Friday from 8 a.m. to 5 p.m.
After the mold is gone
Keep humidity in check, repair leaks quickly and make sure bathroom fans vent outdoors. A small moisture meter from a hardware store can help you check suspicious spots. If a spot stays above normal readings, the source is still there.
For larger jobs, the mold remediation page explains testing, containment and the Texas licensing steps. If the ceiling was wet from a leak, water damage repair explains the rebuild.
We also serve Duncanville and Red Oak.
Protecting yourself and the rest of the house
Close interior doors, cover vents in the room and wear a snug mask, gloves and eye protection before touching anything. Lay plastic sheeting under the work area so debris does not land on furniture or floors. Avoid dry brushing, since it throws spores into the air.
Work from a stable ladder and keep a second person nearby. When you finish, bag the cleaning cloths before carrying them through the house. Run the bathroom or kitchen fan afterward so the area dries fully, and recheck it over the next two weeks.
Does replacing ceiling drywall after mold need a permit in DeSoto?
It depends. DeSoto Building Inspections requires permits for work that alters or repairs a building and for electrical, plumbing and mechanical work. Drywall alone is a gray area, while wiring and plumbing above the ceiling are not.
Call 972-230-9610 to ask before you close the ceiling.
Can I paint over mold with mold-resistant paint?
Paint covers the stain but does not remove growth or fix moisture. Use stain-blocking primer only after cleaning and drying the surface.
Where the drywall was wet, replace it instead of painting.
What do I do with the debris?
Bag it in sealed plastic and place it with household trash. Keep it wet-wiped, not dusty, while handling.
Ask the city if you have a large volume of debris.
How long should I wait before repainting?
Wait until the ceiling is fully dry, confirmed with a moisture meter if you can. Painting a damp surface traps moisture.
Prime first and then repaint after the primer dries.