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When Should Newly Plastered Walls Be Painted?

New plaster needs enough drying and correct preparation before decorative coating begins.

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When Should Newly Plastered Walls Be Painted?

Good painting decisions begin before the first bucket is opened. Use this guide as a practical starting point, then confirm the details of your own building before purchasing or beginning work.

Do not rush a wet substrate

Fresh plaster contains moisture. Coating too early can trap moisture and contribute to staining, blistering or poor adhesion.

Check the whole wall, not just the surface

A wall may feel dry outside while still retaining moisture deeper within the plaster, especially during humid conditions.

Correct defects before decoration

Shrinkage cracks, rough patches and weak edges should be repaired and sanded before the finishing system starts.

Use a suitable first-coat system

New mineral surfaces may need sealing or priming according to the selected product and substrate condition before full finishing coats.

Practical next step

Every building is different. Share your location, wall condition and project type with Filadephia Paints so the product, quantity and preparation advice can be matched to your actual job.

Ask about painting a new building