Planning and Assessment
Not every damaged wall needs to be completely replastered. https://londonplasteringservice.com/ depends on the size of the damaged area, the condition of the surrounding plaster and the desired final finish.
Preparation
Small holes, cracks and local failures can often be repaired and blended into the surrounding surface. Larger repairs may become visible under paint if the texture or flatness does not match, making a full skim a more practical option.
The Work
The surrounding plaster should be checked before deciding. If it is loose or hollow in several places, repairing only the visible damage may leave other weak areas untouched.
Finishing and Drying
A full skim can create a uniform surface across a wall, which can be particularly useful when many repairs have accumulated over time. It may also be preferable when strong lighting exposes differences between old and new patches.
Practical Advice
For London properties, discussing both options with the plasterer can help avoid unnecessary work. The best choice is normally the smallest scope that provides a sound and visually consistent finished surface.