How should I treat the wall or ceiling after plastering?
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Plastering is a delicate part of most building and construction projects and the results of the plastering are prone to risk if not treated properly during and after the work.
Plastering is just one step in realising the end result of a building project, whether it be the construction of a new house or the renovation of an existing home. Plasterwork is very rarely left exposed without a treatment of some kind to either protect it or provide it with a decorative finish. Whatever you choose to finish your plasterwork with, there are some steps you should undertake to help safeguard the job and ensure the longevity of the finish. If you choose to paint your plastered walls and ceilings, they should be treated with a sealant so that no moisture still in the plaster can cause the paint to bubble and crack, nor allow the moisture from the paint to be drawn into the plasterwork.
Wallpapering is another way to finish the job but if you are applying the wallpaper directly onto a plastered surface, you’ll also need to seal the plasterwork before wallpapering, for the same reason that you need to treat the plastered surface before painting. If you want to create a contemporary industrial-look interior, sometimes the plasterwork can be left unfinished but rarely should it be left exposed to the elements without a protective clear sealant that keeps it free of dust and exposure to moisture.
Proper treatment of your newly completed ceiling or wall plastering will give a better finish and longer lived result.