1 How To Prep Your New Drywall For Paint: Step-by-Step Step 1: Inspect and Sand Step 2: Vacuum or Sweep The Drywall Step 3: Lightly Wash The Walls Step 4: Prime Your Walls and Lightly Sand 2 Do You Need To Use Primer On New Drywall? What Happens If You Don’t Prime Drywall Before Painting? Do You Need Special Primer For New Drywall? Can I Use A Paint and Primer In One? 1 How To Prep Your New Drywall For Paint: Step-by-Step 0 New drywall has been put in, and now it’s time to paint. But you must prepare before pulling out the paintbrush.
Your walls need to be sanded, cleaned, dust-free, and prepared for a coat of primer in order to prepare fresh drywall for painting. Lack of sufficient preparation will result in paint that won’t adhere to the wall.
Here’s a guide on preparing fresh drywall for painting.
A Step-by-Step Guide to Preparing Your New Drywall for Painting Your new drywall needs to be primed, thoroughly cleaned, and fully dust-free in order for paint to adhere to it.
FIRST STEP: INSPECT AND SANDFIRE If you did your own drywall installation and joint compound application, look for any divots in the wall. Fill up any divots using drywall compound.
Once that has dried, use a drywall or pole sander and fine sandpaper with a grain of between 120 and 150 to finish sanding the wall.
SWEEP OR VACUUM THE DRYWALL IN STEP 2. You must clean the wall of any drywall dust after the sanding is finished. Use a ShopVac hose to accomplish this, or use a broom to sweep the dust to the ground.
Don’t use a standard vacuum. Traditional household sweepers will become jammed with the fine dust from joint compound, which will damage the motor.
After vacuuming, wipe the wall with a black rag to check for dust. Vacuum the wall once again if the dust on your black rag is still there.
Step 3: Scrub the walls lightly Take a sponge or rag now, and wet it with some water. (Don’t soak it; just give your rag or sponge a little mist of water.)
Rinse as you move the wet sponge along the wall. Continue doing this until the entire wall has been cleaned.
It’s optional to dry it again with a towel or use a fan to hasten the drying process.
SAND LIGHTLY AFTER PRIMERING YOUR WALLS IN STEP 4. It’s time to prime your walls now that they are dust-free. You must apply drywall primer because drywall is permeable.
The wall will be sealed with drywall primer, preparing it for painting.
Sand your walls with 150 grit sandpaper softly when your primer has dried completely. While it may be tempting to forego sanding, doing so will result in a surface that is considerably smoother and ready for painting.
After sanding, apply a sponge that is only slightly damp to the wall and dry it with a towel.
You are now prepared to paint.
IS PRIMER REQUIRED FOR NEW DRYWALL?
Yes, primer is necessary for new drywall. Drywall can absorb liquids because it is porous.
Drywall that has been primed is sealed and has the perfect surface for painting.
WHAT HAPPENS IF DRYWALL IS NOT PRIMED PRIOR TO PAINT? The paint on your drywall may eventually peel if you don’t prime it, particularly if your home is wet. Additionally, because drywall is so porous, you’ll probably discover that it requires several coats of paint to completely cover bare drywall that isn’t primed.
ARE SPECIAL PRIMERS REQUIRED FOR NEW DRYWALL? Yes, drywall primer, commonly known as PVA (polyvinyl acetate) primer, is required. The wall is sealed by this primer, leaving a smooth surface for fresh drywall painting.
DOES A PAINT AND PRIMER COMBINE? While a paint and primer in one product is an excellent choice for covering an existing paint job, bare drywall isn’t the best place for it. Use drywall primer in its place, then latex paint.
You will need to apply many more coats if you merely use a paint and priming in one than if you first use a PVA primer.
CONCLUSION Just as crucial as a quality DIY installation is setting up your walls for paint color. Make sure your walls are smooth, dust-free, and primed before you begin painting.
Make careful to use a substance designed for bare drywall instead of the typical primer, such as PVA. The drywall will be sealed as a result, providing the greatest surface for your paint to cling on.
Your home repair project will last longer if you follow these instructions.