This has got to be the most disgusting type of ceiling stain if you ask me.
Mold spots on ceiling.
When you have high humidity levels in a home bedbugs and dust mites.
Cleaning soot from ghosting is extremely hard.
I think everybody knows what mold looks like.
Technically it s not a stain but rather a growth.
Ceiling mold growth is typically black.
In this case it was due to areas of missing insulation in the attic.
To test for mold touch the spots with a cotton swab that has been dipped in household bleach.
To prevent mold from growing in the shower or bath again keep the bathroom ventilated and control moisture as much as possible.
Cleaning mold from the shower or bath can be done with the same methods used on the ceiling.
After cleaning consider repainting the ceiling with anti mold paint to prevent recurring issues.
Remove mold stains from walls.
A high humidity level can create wet stains on the ceiling perfect for mold to spread quickly.
Open a window and or keep a fan.
The soot attaches to cold spots on the ceiling.
Brownish spots on the ceiling can be fluids gross i know from the bugs.
Your best option for a base coat to cover water stains on the ceiling is an oil based mold resistant stain blocking primer in a shade closely matching that of the existing ceiling.
It may not have been mold.
Put on your rubber gloves.
Ceilings constructed with any porous material cannot be cleaned and must be replaced but smooth ceiling surfaces can be cleaned inexpensively and with relative ease.
Cigarette smoke can cause staining via the same principle as ghosting.
Typically your only recourse is to repaint.
These spots can range in size from small specks to large clusters.
We had a wasp problem a while back and the exterminator asked if there were any brown spots on the walls or ceiling explaining that this is a sign of infestation.
Mold is pretty easy to spot on your ceiling and there are a few causes of mold growth on your ceiling.
These spots indicate the growth of mold spores and must be removed.
I suggest you call an exterminator.
Mold is often dark but it can come in other colors.
They can be found in one large water damaged area or they could be spread out over the entire ceiling.
Step 2 make the mold remover.
How to identify an up close photo of mold on a ceiling.
Clean the area with a household bathroom cleaner first then use either a bleach solution or vinegar to kill the mold.