How to Remove Mold from Drywall

One of the problems that a household experiences is the mold growth. It doesn’t only damage the walls and floors of the construction but also cause serious respiratory problems. Good news is that you can remove the mold from the drywall, and it depends whether the drywall is coated or nor. If you don’t know how to remove the mold, you can call and hire Nashua drywall repair Nashua. The following are the steps to do it.  


Coated or Painted Drywall 

Step 1: Keep the Room Ventilated 

Most of the mold can be removed with chemical cleaners and is obviously harmful when you inhale. The best thing to do is keep the windows and doors open while you work. Also, do not use a fan in the room to avoid spreading the spores.  

Another thing to do is to prevent potential damage so you should protect the surrounding area where you don’t plan on working with directly. Remove the decorations and furniture out of the room. Cover the floor with drop cloth of newsprint.  

Step 2: Choose a Cleaning Agent 

Cleaning agents are available in different types, they range from potent to mild which also include chemical and natural alternatives. Choose a milder cleaning solutions if you have pets or small children around. If the mold growth is strong, choose a stronger chemical. The mildest cleanser is the baking soda. A strong cleaner is vinegar mixed with water. The harshest cleaner is bleach, and you should be careful when you use it.  

Step 3: Mix the Cleaning Solution 

To mix the cleaning solution, pour the water and cleansing agent in a spray bottle. Shake to mix and make sure they are combined well. Try the solution to a mold problem, don’t drench the area. Spray once or twice and make sure it’s not dripping off.  

Step 4: Start Cleaning 

Start scrubbing the area with an old toothbrush after you spray the mold with the cleanser. A dish sponge will also do. Scrub until you don’t see visible mold or discoloration anymore. After cleaning the area up, dry it out. Mold will develop once again if you leave it still wet. Apply some paint to mask it.  

Unpainted Drywall 

Step 1: Prepare the Area 

Prepare the area by covering the floor with plastic sheeting or any surrounding area because mold spores can break free. Mark the areas that have mold using a pencil. The mark should be larger than the stain itself. If the mold problem is worse, there’s a possibility that you will replace a section of the drywall.   

Step 2: Cut the Area Out 

Use a utility knife to cut out the area. When the drywall patch comes free, carefully remove it make sure the mold is side-up. Clean the room with a vacuum, you can remove the mold spores will be stirred up during this process.  

Step 3: Finishing 

Fit the new drywall piece in the hole. Make sure it’s snug fit. Use drywall screws to secure the new section. Apply a drywall compound to seal any cracks between the sections. Dry the compound, and then smooth it.  

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Different Types of Drywall

Sheet materials made of gypsum are now replacing the classic plaster in the market. It’s now common to people to choose drywall over plaster for the walls and ceilings because of its many benefits. They are eco-friendly, fire resistant, sound proof and moisture resistant which makes the material really durable. If you need a drywall, the following are the types you can choose from.  


Sheet Size 

Drywall’s common size is 4×8 feet which you can also purchase at larger sized. But better make sure that you purchase the size that minimizes the seam numbers that appears in the finished product.  


Aside from sizes, there are also thicknesses that you can choose from. The common thicknesses are ½ and 3/8 inches. You will need a thicker sheet if the screws and nails are far apart. For example, if you need a large gap between joists or studs.  


The common drywall available is darker or brown in color on the other and ivory or pale gray on one side. If you’re not aware of which side to face into the room, use the lighter surface. The darker side has the logo of the manufacturer of it and the seams are also visible at the edge.  

Square Edged or Taper Edged?  

The choice will depend on how you will cover the drywall. Hiring drywall contractors in Nashua to tell you what the best option is. Taper-edged sheets for drywalling and square-edged sheets are for plastering.  


Scribing Drywall 

Scribing a drywall is way of marking where to cut a sheet. This is the basic technique of fitting a sheet against a surface. Examples are when there’s needed to be altering a drywalling and ceiling. Place the sheet so it is touching the surface that is uneven.  


This is the standard drywall. This is best for ceilings and walls to be plastered. The sheets butt against each other and then plastered over.  


This is a regular drywall with a tapered end which allows you to make it easy to fill between gaps with joint compounds. This is the best for finishing walls.  


Moisture Resistant 

If the areas you’re going to install the drywall is exposed to lots of moisture or has a lot of water usage. The core of the drywall has waterproofing materials which makes the surface breathable. It is best used for kitchens and bathrooms.  

Foil Backed 

There are drywalls with foil-backed and vapor-resistant on one side. This feature is less protected than moisture-resistant drywalls. It has a silver foil-like layer which is best used for cold climates. Do not use them for humid climates or moisture-resistant materials.  


The drywall is made of gypsum material which has great fireproofing techniques that is greater than a standard drywall. You can use the drywall on some corridors, ceilings and stairwells.  


Aside from being fire-resistant, drywall has also great soundproofing qualities. It is best used for apartments, offices, condos and other spaces where you want it to be quiet.  

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