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WALLS & CEILINGS

Repair a Small Hole in a Wall

Small holes from screws, nails and picture hooks can usually be repaired with filler, light sanding and careful repainting.

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Check for hidden cables, pipes, loose plaster and moisture before drilling, cutting or removing material

Wear eye and dust protection. Stop if the surface is sagging, heavily damp, contains suspect asbestos materials or shows significant structural movement.

MOST LIKELY CAUSES

Start with these

Loose debris around the hole Dust and crumbling edges prevent filler bonding properly.
Hole too deep for one coat Deep holes may shrink or crack if filled in a single pass.
Poor sanding Raised filler remains visible after painting.
Paint mismatch Fresh paint may stand out from the surrounding wall.
◫ Symptom variations Match the exact damage, movement or finish defect. ⌄
  • Small screw hole
  • Nail hole
  • Picture-hook damage
  • Shallow chip in plaster
  • Filler keeps sinking
✓ Quick checks Simple checks before cutting or filling. ⌄
  1. Identify the wall or ceiling material.
  2. Check for damp, leaks or movement.
  3. Look for hidden service zones.
  4. Remove only loose material.
  5. Choose filler and fixings for the substrate.
1 Step 1 — Clean the damaged area Check for hidden cables, pipes, loose materials and moisture before cutting or drilling. ⌄

Remove loose material and dust before filling.

2 Step 2 — Apply filler in thin layers Check for hidden cables, pipes, loose materials and moisture before cutting or drilling. ⌄

Press filler firmly into the hole and slightly overfill.

3 Step 3 — Sand and repaint Check for hidden cables, pipes, loose materials and moisture before cutting or drilling. ⌄

Once dry, sand smooth, prime if needed and touch in the paint.

⌁ Common causes explained Why wall and ceiling defects develop. ⌄

Small holes from screws, nails and picture hooks can usually be repaired with filler, light sanding and careful repainting.

⌘ Advanced diagnostics Further checks for recurring or serious defects. ⌄
  • Check whether the substrate is plaster, plasterboard or masonry.
  • Use setting filler for deeper holes.
  • Feather the paint beyond the repair.
  • Seal porous filler before painting.
▣ Parts and materials needed Common materials linked to this repair. ⌄
  • Interior filler
  • Fine abrasive paper
  • Primer or mist coat
  • Matching paint
  • Filling knife
! When to call a professional Conditions that should end basic DIY work. ⌄
  • Cracks are widening or structural.
  • The ceiling is sagging or unstable.
  • There is significant damp or water damage.
  • Large areas of plaster are loose.
  • Hidden services or suspect asbestos may be present.
? Frequently asked questions Common wall and ceiling repair questions. ⌄

Can I fill over a moving crack?

No. The cause of movement should be understood first or the repair is likely to fail.

Do I need primer over filler?

Usually yes. Porous filler can flash through paint unless it is sealed or primed.