How to fill gaps around a light switch

Task difficulty: Very easy

You want to fill the gaping holes around where a new light switch has been fitted.

You will need

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Step by step process

  1. Step 1

    Step 1

    Ensure the surface and gap is dry and free from loose material.

  2. Step 2

    Step 2

    Using a filling knife, apply the filler directly into the gap - then smooth off with a wet knife. For holes or gaps over 20mm deep, build up in layers and allow to dry in between.

  3. Step 3

    Step 3

    Once dry, sand with fine sandpaper for a perfect finish ready for painting.

  4. Step 4

    Step 4

    Can be overpainted with care once surface is dry. After use replace lid, wash tools in warm water.

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