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How to Repair a Hole in Drywall

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You may think that damaging your plasterboard wall will take a significant investment in time and money to repair, but this isn’t always the case. Our proven step-by-step guide will help you easily fix it yourself with a professional finish.

Step 1

Draw Box

Draw Box

With a pencil, draw a rectangle around the hole in the wall.

Step 2

Trim Loose Particles

Trim Loose Particles

Using a sharp utility knife, trim the damaged hole into the rectangular shape you have drawn; but be careful to watch out for any live wiring or piping that may exist behind the wall.

Step 3

Prepare Replacement Pieces

Prepare Replacement Pieces

Measure the size of the new rectangular hole in the wall. Cut two pieces of plasterboard, one the same size as the hole and the other 20mm larger than the hole on all sides. Cut two small holes in the centre of the larger piece, insert string through the holes and tie in a loop.

Step 4

Apply Adhesive to Larger Piece

Apply Adhesive to Larger Piece

Apply PVA adhesive around the edges of one side of the larger piece, as shown.

Step 5

Position Piece in Wall

Position Piece in Wall

Place the glued piece into the hole in the wall with the string knot facing you. Pull and hold the string firmly to allow the adhesive around the edges to bond with the inside of the wall. Tie the string ends onto a dowel and tighten. This will mean that you won’t have to stand and hold the the string until the adhesive sets completely.

Step 6

Apply Adhesive to Smaller Piece

Apply Adhesive to Smaller Piece

Apply adhesive to the smaller piece of plasterboard.

Step 7

Position Piece in Wall

Position Piece in Wall

Remove the dowel and string from the larger piece and insert the smaller piece into hole. Allow it to dry completely.

Step 8

Apply Filler

Apply Filler

Once the adhesive has set completely, apply filler to the remaining gaps.

Step 9

Sand & Paint

Sand & Paint

When dry, sand the area flat with a sanding block to get a smooth and even finish before painting.