How to Treat Mold on Drywall? This is How You Do It!

Nearly all our home building materials are food source for mold to perfectly grow especially when the condition let them be. For example, the areas are in the dump areas, dim lighting, and high humidity level above 50% like a basement or bathroom. No exception for areas using drywall for the structures. It becomes a perfect place for mold to grow. Here, you can learn how to treat mold on drywall.

Why is Drywall Vulnerable to Mold Growth?

Drywall is one of the porous materials which highly prone to mold growth. Why? It is because porous materials can easily absorb a significant amount of moisture. Moreover, drywall has a paper covering on the both sides which make it more vulnerable to moisture. Since mold likes damp surfaces, once porous materials touched by water damage or absorb moisture, they become the best place for mold growth. Mold will penetrate deeper into porous materials and spread their spores as quickly as which make them will very difficult to be thoroughly cleaned.

Moldy Drywall Removal Tutorials

As general rule, you should know that a porous material, including drywall has been damaged by water for over 48 hours, it’s highly recommended to throw or cut away the affected things and replace it. Follow these instructions on how to treat mold on drywall:


1.    Don’t even think to kill the mold with bleach

Some of you might think toremove the mold with bleach (common mold remover product). However, mold is often resistance to bleach, which it won’t be killed by spraying bleach over the mold. The worse is bleach solution actually ended up adding moisture to feed up the mold. Bleach might kill most of the mold, but the rest or small amount of mold left on drywall will regrow when they still found a trace of moisture.

When you try to remove and disturb mold with bleach carelessly without proper protection, you might highly let the release of millions of mold spores into the air and spread to the greater areas in your house. Furthermore, the dead mold is even still causing a health hazard when you inhale the spores. So, don’t even think to kill the mold with bleach!

2.    Always wear protective equipment and take safety precautions

At least, you should wear rubber gloves, respirator, and hair cover before starting removing mold on drywall. You also should wear clothing that can be easily washed or disposable. This safety precaution is important to prevent you from exposing by higher concentrations of mold spores, particularly their dangerous mycotoxins. While treating the moldy drywall, if you feel a sudden ill, quickly stop and seek for medical treatment. If you are suffering respiratory problems, allergies, or other health issues, you should leave the job to the professional who know how the handle the things better.

How to Treat Mold on Drywall? This is How You Do It!

3.    Cover the moldy drywall with cleaning solution

You can use cleaning solution from water and detergent dilution to covering lightly the moldy drywall. This step will help to control dust or mold spores to dispersal during removal. Make sure to only spray the solution once or twice in lightly mist to avoid excessive moisture which can resulted in additional mold growth spreading into other areas.

4.    Removing the moldy drywall

If you just want to cut away the small affected areas, you start by covering it with plastic sheeting to avoid spreading spores. Cut the areas with utility knife or other similar tools larger than the stain itself. Or the easiest way is to throw away all the drywall.

5.    Throwing out the contaminated debris

Make sure to put in the mold-contaminated debris in a bag or poly wrap tightly before throwing it out to the disposal site such as landfill.

6.    Clean-up the areas

Your work areas should be cleaned up before replacing with a new drywall. Use a damp method like mopping with a high-efficiency particulate air-filtered (HEPA) vacuum cleaner or simply with a detergent solution. Assure to dry out the areas completely to prevent any left-out moisture which can invite more molds to grow.


7.    Replacing a new drywall

Rather than replacing with common drywall, you should choose mold resistant drywall which mostly available today. The mold resistant drywall doesn’t use traditional paper lining that commonly absorbed moisture like the ordinary type. So, you won’t be bothered to replace it again when you experience the same problem with mold on drywall in the future.

So, replacing moldy drywall with a new one is the best solution. Although it’s the less solution you want to hear, but it is the best truth to do. It will be the best to get rid the mold-affected drywall, rather than mold gets rid of you by giving more health hazards, won’t it?