Black Mold Removal From Drywall

Black mold growth on drywall usually occurs due to dampness and humidity. If you notice that your drywall is affected with black mold, you need to assess it properly. This is because you have to identify whether the black mold is light or extensive so that you can accordingly decide to remove it by using some remedy for black mold removal from dry walls. Black mold removal from walls is easy if it is just a speckling over the painted surface of the drywall. More on mold remediation in homes.

While most mold does not contain the dangerous mycotoxins, any mold can trigger allergies like sneezing, asthma or cold-like symptoms in susceptible people. You can remove the black mold from a painted drywall but, if the drywall is unpainted, it has to be replaced as you will never be able to get the mold removed from inside the drywall. Wondering how to remove black mold from drywall? Read black mold treatment.

Procedure of Black Mold Removal from Drywall
Here are some directions on black mold removal from walls. Just follow the steps given below.

Step 1: Before you start the procedure of black mold removal from walls, wear a respirator to protect yourself from the disturbed mold spores. Also, wear eye protection gear, especially, if you are working on a ceiling. Put on the gloves. Cover the surrounding surfaces like fabrics and carpets using plastic and mask tape.

Step 2: Sand the surface of any wood studs attached to moldy drywall to completely remove visible mold. Only scrubbing the wood is not enough for black mold removal from drywall.

Step 3: Add half a cup of chlorine bleach to one gallon of water. Now dip a sponge in this mixture and apply it on the moldy areas. Leave it on the affected area for 15 minutes. More on black mold removal with bleach.

Step 4: Add a two spoons of dish washing detergent to one bucket of clean water. Wash the affected area with a cleaning cloth. Now rinse it with clean water and then dry it using a dry towel.

Step 5: The procedure of black mold removal from drywall is over and it should look clean now.

Step 6: After the procedure of black mold removal from drywall is done, there might be some discoloring of the drywall. You can repaint it using water based primer and paint. Avoid use of oil based paints as they contain organic compounds which provide nutrients for the mold growth.

To know more, read

• Toxic Black Mold Removal in Home
• Toxic Black Mold: Symptoms of Black Mold Poisoning

Precautions Against Black Mold
Once the mold is removed using the aforementioned procedure of black mold removal from drywall, it might grow again. So you need to take some precautions to avoid this. Install a venting system or a dehumidifier if the mold keeps recurring in the area because mold thrives in humid environments. Fix all the exposed and concealed leaky pipes. Because these can generate moisture and promote toxic black mold growth. To detect leaks in the concealed areas you can look for signs of drywall warping, discoloration, loose drywall tape and swollen edges. Also, checking whether your water meter is not registering water usage when everything is turned off will help you. You must have a slight positive pressure in your home interior, that is the intake air has to be slightly more than the exhaust air. Moisture and pollutants will be drawn into your home if you have a negative pressure. Remember, too much positive pressure can push undue moisture into the cavity and structural spaces of your house leading to an atmosphere suitable for the growth of black mold.

Hope the procedure on black mold removal from drywall and the precautions to be taken to avoid the mold growth are useful. These precautions are very important, so that you don't have to do the job of mold removal from walls again.