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How much do rising damp injections cost? (2026 prices)
No damp-proofing company publishes its prices. We gathered the ranges we found — and we tell you where they come from.
Observed range
€35–60
per m² of wall
For damp rising from the ground. Creates a chemical barrier at the base of the wall. Useless against condensation.
Source: cume.pt, Habitissimo, customer reports
Estimate for your area
€350–
Before you sign, ask
- What type of damp did you identify, and with what measurements?
- What exactly does the guarantee cover — and who honours it if the company closes?
- Does the price include re-plastering, painting and removing the rubble?