Checking For Mold Inside Walls

Growth medium that serves as a base for tested samples.

Checking for mold inside walls.

To check inside your walls for mold you ll need to carefully cut out six inch squares of drywall remove the cut out squares and use a long handled mirror and flashlight to look inside for mold. A top of the line home mold testing kit should include. Most mold is unmistakable but sometimes small or largely hidden growths just make a surface look dirty. Look for discolored patches on walls furniture and carpeting.

While home mold testing kits are simple to use they only capture samples in the air and on exposed surfaces. The only way to know for sure if there is mold in walls is to look. You smell a definite musty odor in the room but can t see any mold in this case check air ducts for mold as well. You may also see furry growth and black stains.

Check for speckled or cottony growth on walls especially near water damaged surfaces. The following are some of the most common spots for mold to grow undetected and therefore smart locations to test for mold. There is a significant amount of wall mold on the outside of your walls. Behind your refrigerator beneath stacks of newspapers or cardboard behind the drywall in wall stud spaces that contain plumbing lines below sinks behind the wallboard around.

How do you know if you have mold inside walls. They aren t intended to detect mold inside walls but they can provide a starting point for diy mold removal. You should suspect mold in your walls if. There has been flooding or other significant water damage in the home.

Look for patches of mold in colors ranging from white to orange and green to brown and black.