Paint Bubbling on Ground Floor Walls
Paint blistering or bubbling on ground floor walls, sometimes with damp visible beneath the paint surface.
What Is Causing This?
- 1Rising damp pushing moisture up behind the paint
- 2Penetrating damp from outside
- 3Painting over a damp wall without addressing the moisture first
How Urgent Is This?
This should be fixed in the coming weeks. Leaving it may allow the problem to worsen and cost more to repair.
What Needs to Be Done
A damp specialist will identify and fix the damp source, remove the damaged plaster, replaster with appropriate materials, and advise on when it is safe to redecorate.
How Much Will It Cost?
National average estimate
Labour: £577 – £1,887 | Materials: £370 – £1,475
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Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
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Some fixes for this problem may require planning permission or building regulations approval. Check if your project needs permission:
How to Prevent This
Never paint over damp walls. Fix the damp source first and allow walls to dry fully. Use breathable paint on walls that have had damp treatment.
Related Problems
Damp and discolouration on ground floor walls, typically up to about one metre from the floor, with a tide mark.
Plaster developing bubbles, blisters, or a bumpy texture on the surface, sometimes with paint lifting over the top.
Paint flaking, bubbling, or peeling away from interior or exterior walls in sheets or patches.
Other Damp Proofing Specialist Problems
Damp and discolouration on ground floor walls, typically up to about one metre from the floor, with a tide mark.
A persistent damp area at the base of an internal wall, often with peeling paint or a musty smell.
A horizontal line of discolouration or salt deposits running along the base of ground floor walls.
A persistent damp, musty, or earthy smell throughout the house or in specific rooms.