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How to Repair Corners of Drywall

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    1. How to Repair Corners of Drywall, How to Repair Corners of Drywall: step 1, image 1 of 3 How to Repair Corners of Drywall, How to Repair Corners of Drywall: step 1, image 2 of 3 How to Repair Corners of Drywall, How to Repair Corners of Drywall: step 1, image 3 of 3
      • Measure top and bottom of damaged section.

      • When replacing a corner bead, you must measure at least 1.5 inches from the corner.

      • Use a straight edge between the the top and bottom and draw a straight-line connecting the marking.

      • You can even use the putty knife if the damaged section is not too long.

      • Mark with a pencil, or cut lightly with utility knife.

      • Use caution when using the utility knife as the blade is very sharp and may cause an injury.

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    2. How to Repair Corners of Drywall: step 2, image 1 of 2 How to Repair Corners of Drywall: step 2, image 2 of 2
      • Using your putty knife, dig out of the spackle inside your marking.

      • You need to get down to the metal, or vinyl corner drywall bead.

      • Use caution to not dig too deep.

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    3. How to Repair Corners of Drywall: step 3, image 1 of 1
      • Unscrew screws in the section of bead that you are going to remove.

      • If it is a vinyl corner bead, then break taped underside with corner of putty knife carefully.

      • Cut the metal corner bead with tin snips.

      • If Vinyl, then use your utility knife.

      • Measure new corner bead and cut.

      • Place new corner bead on corner and fasten in place using screws or tape.

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    4. How to Repair Corners of Drywall: step 4, image 1 of 1
      • Apply joint compound with a 4 inch putty knife.

      • The more compound the better. It will shrink while drying.

      • Do not worry about getting corners the perfect.

      • Dry for 12 hours.

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    5. How to Repair Corners of Drywall: step 5, image 1 of 3 How to Repair Corners of Drywall: step 5, image 2 of 3 How to Repair Corners of Drywall: step 5, image 3 of 3
      • Sand area with 80 grit sandpaper.

      • Wipe down with damp cloth, sponge, or paper towel.

      • Be careful to not wet down the patch with too much water. Only minimum amount of dampness needed to wipe away sanding dust.

      • Apply thinner coat of joint compound with a 6, or 8 inch putty knife.

      • Pay attention to put pressure on the outside edge.

      • Let dry for 2 hours.

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    6. How to Repair Corners of Drywall: step 6, image 1 of 1
      • Sand the area with 120 grit sandpaper.

      • If needed, repeat Step 5 again.

      • Paint the patched area to match wall

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Conclusion

Now the corner drywall is ready to be painted and match the rest of the room.

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