Step-by-step home methods: how to repair cracks and fissures in walls

Water Leaks

How to finish after filling?
The final touch is to lightly sand the area with fine sandpaper. If the wall has irregularities, it will be necessary to apply a specific filler to smooth the substrate. This liquid applied after the first coat will help you paint the surface better. Leave to dry for a few hours.

How do I fill a crack in an exterior block or brick wall?
Unlike other materials, an exterior wall made of concrete blocks or bricks that has cracks requires caution. And for good reason it can quickly cause damage to the house. That is why you should consult a building specialist before carrying out any work yourself. This expert will be able to carry out a façade diagnosis to assess the masonry of the house. If it is important to consult a professional, it is because a repair on bricks or concrete blocks requires know-how that is not available to DIY enthusiasts and because it can damage the walls. Cracks in these can be caused by moisture. There are techniques to prevent it permanently.