Your home can move and settle over time resulting in the appearance of unsightly cracks in the masonry or rendering. If not repaired, this could allow draughts in.

Repairing this is easy - here is a 4 step guide for you to try.

Beginner Intermediate Advanced
2 - 3 hours

What You Need


Easy as..

  1. Make sure the surface to be filled is clean, dry and free of loose or powdery material.
  2. Use a scraper or filling blade to firmly press Selleys No More Cracks Large Cracks & Holes in and scrape off any excess to save time sanding later.
  3. Allow to dry for 2-3 hours. For deeper jobs apply filler in 6mm layers allowing each to dry before the next application.
  4. Sand lightly with fine sandpaper.
  5. Clean the entire surface with Selleys Sugar Soap.
  6. Paint over with a waterbased paint.

Handy Tips

  • Apply a water-based undercoat before you paint for best results

Recommended Products For How To Fill Cracks In Masonry

Selleys Original Sugar Soap

Selleys Original Sugar Soap is a professional strength and high performance formula which powers through tough grease and grime. Its also recommended for cleaning surfaces prior to painting and wallpapering.

Selleys No More Cracks Large Cracks & Holes

Selleys No More Cracks Large Cracks & Holes filler can be used inside or outside. It has some flexibility and superior adhesion to plaster, mortar, concrete, timber and primed metal..

How to Guides

How To Build A Fire Pit

A fire pit adds warmth, cosiness and a place for family and friends to gather around on a chilly winters evening. They are becoming super popular and a great way to utilise your outdoor space in winter.