If your wall has vinyl wallpaper mold will look pink orange or purple in appearance.
How to test for mold in your walls.
A musty earthy smell like dirt and rotting leaves is a telltale sign of mold s presence.
It s very common when you have mold on your walls to also find mold inside the walls.
If the spot quickly lightens or keeps coming back after cleaning assume it s mold.
This might come with a price but it s the safest and most effective way to tell whether there s mold lurking inside your walls.
Be careful if you think there s mold under your wallpaper though.
A quick test for mold can be done when you dip a swab in diluted bleach 1 part bleach 16 parts water and dab it on the wall.
In addition to discoloration and stains your walls may deteriorate.
To test for mold start by looking for signs of visible mold in your home in places where there is a lot of moisture and humidity like the basement or utility room.
The guide to what mold looks and smells like how to test for mold and how to remove mold from your walls your shower and other places in your house.
Hire pros to test for mold.
We ll review each method of inspection below.
If you don t remove the mold inside walls as well there s no point removing the mold on the outside of the walls since the mold inside the walls will just continue.
Most mold is unmistakable but sometimes small or largely hidden growths just make a surface look dirty.
If your test for mold turns up nothing after a total of five days from the date on the label you can throw the dish in the trash the kit did not find mold in the room.
Your walls appearance can change significantly if there s mold growth behind them.
You can check for damp areas on your drywall and look for watermarks.
Surface changes and deterioration.
Other visual indicators of moisture include peeling wallpaper or condensation on the wall or ceiling.
Visual inspections are usually the easiest and best ways to detect if mold is in your walls.
To do so you can use a checklist of 1 a visual inspection 2 a physical inspection and 3 a test cut inspection.
When dealing with wall mold you have to check for mold in walls too.
When you initially discover that there s mold behind your walls some of the things we just mentioned are good ways to minimize the initial spread.