Hdaya guides

Paint peeling or bubbling on the wall: why?

Last checked 24 October 2026

General advice, not a building diagnosis or repair recipe. Don't mix chemicals and stay away from wet electrics: call a qualified professional.

In short

Peeling or bubbling paint is rarely just about the paint: damp, a leak or a wall that wasn't prepared properly can be behind it. Take photos from a distance and let the painter find the cause before repainting.

What to note before calling

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Step by step

  1. Photograph it safely

    From the floor, without touching anything risky

    Photograph the area from a distance and note whether it gets worse after rain or after a nearby pipe is used. Stay away from wet electrics, and don't scrape the paint before the maâlem (tradesman) has seen it.

  2. Look for damp

    With a painter or plasterer

    Damp can bring mould, damage the wall and make paint peel. Painting over a damp or mouldy wall doesn't fix the cause: find where the water comes from first.

  3. Surface or structure?

    During the visit

    A large crack, a bubble that keeps coming back, a leak or water near electrics needs the right professional, not just a painter. Ask whether the problem is in the wall's surface or in the building.

  4. Ask for a clear written quote

    Before work starts

    Ask for the likely cause, what the inspection and repair include, and what happens if the damp comes back. And ask to see photos of a similar job they have done.

The official route

Call a painter or plasterer

Send your photos, say when the problem appeared and whether it gets worse with rain or water. A leak or an electrical risk needs the right professional, not just a fresh coat of paint.

Official page

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Why paint peels and bubbles

You repainted the living room before a wedding or Eid, and it looked brand new. After the winter, the paint is bubbling in a corner or flaking off near the floor. The cause is usually one of these:

What to ask the painter

  • What do you think is causing it?
  • Will you remove the old paint or paint over it?
  • What does the price include: materials, labour, cleaning up?
  • What happens if it starts peeling again?

Questions people ask

Can I just paint over the peeling?

Not if the cause is damp or mould. Paint alone won't fix the source, so ask a professional first.

What should I photograph for the painter?

The whole wall from a distance and the spot up close, without going near any danger, noting whether it gets worse after rain or water use.

Who should I call?

A painter or plasterer for the wall and finish. If there's a leak or an electrical risk, a specialist in that problem.

Official sources

Procedures change. If something here is out of date, tell us and we will check it again.

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