Written by Micky Down, Micky's Property Services ·
Damp and condensation
Bathrooms and kitchens are the rooms where peeling paint tends to show up most, simply because of the steam and moisture they generate day to day. If the ventilation is not keeping up, condensation settles on walls and ceilings, gets behind the paint film, and causes it to lift and flake, usually starting near corners, windows or the ceiling above a shower or bath.
It is worth being honest about the limits here. We are not damp specialists, so if the issue looks like it is coming from a leak, rising damp or a structural source rather than everyday condensation, it is worth getting a damp specialist to look at it first. Once the underlying cause is sorted, a decorator can prepare and repaint the area properly. Trying to repaint over an active damp problem without addressing the source tends to waste both time and paint, since the same patch usually fails again within a short period.
Poor preparation during a previous paint job
Paint needs a clean, sound, properly primed surface to bond to. If a wall was painted over dust, grease, or flaking old paint without being cleaned down and primed first, the new coat never gets a proper grip, and it can start lifting away in sheets within a year or two, even in a perfectly dry room. This is also one of the more common issues found when preparing a home for sale, where previous owners may have painted quickly without proper preparation.
Painting over distemper or glossy surfaces
Older houses sometimes still have traces of distemper underneath layers of modern paint, an old fashioned chalky paint that was never designed to take emulsion directly. Painting straight over it without removing or sealing it properly is a common cause of peeling in period homes. A stabilising primer is usually needed in these cases, applied after any loose distemper has been removed, so the new paint has something sound to grip onto rather than a chalky, unstable layer underneath.
Painting a fresh coat over an existing gloss or satin finish without sanding first causes a similar problem. Modern emulsions and some gloss paints need a key, a slightly roughened surface, to hold on to, and a slick glossy surface underneath gives them nothing to grip.
New plaster painted without a mist coat
If a wall was decorated soon after plastering without a proper mist coat, the moisture in the plaster can cause the paint above it to fail later on. Our guide to painting new plaster explains why a mist coat matters and what signs show the plaster was ready to paint in the first place.
Bathroom ceiling mould and ventilation
On bathroom ceilings specifically, peeling paint is often paired with small black mould spots, both pointing to the same underlying issue, not enough air movement to clear steam after a bath or shower. Wiping down and repainting the ceiling tackles the surface, but the real fix is usually better ventilation.
Fitting or replacing an extractor fan is listed electrical work, since it involves wiring into the circuit, so it needs to be done as part of an electrical job rather than as decorating. Addressing both together tends to stop the problem coming straight back.
How a decorator prepares and repaints
Once the underlying cause is dealt with, whether that is drying out damp, sorting ventilation or simply time since a leak was fixed, a decorator strips back the failed paint, washes down and sands the surface, fills any damage, and primes before applying moisture-resistant paints suited to bathrooms and kitchens. This gives the new coat a sound surface to bond to rather than painting over the same problem again.
If paint is peeling in your home, our painting and decorating team can take a look and advise honestly on what is causing it and what needs doing first. Get in touch or call 07735 852901 to arrange a visit.