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Porto Damp

Interactive tool

Condensation vs Rising Damp Diagnostic Tool

Answer six questions about your moisture pattern and get a preliminary diagnosis for Porto properties.

Moisture meter on damp stone wall
Preliminary diagnosis — book a survey for meter profiling confirmation.

0 of 6 answered

1Where is the damage highest?
2Do you see white crystalline deposits?
3Meter reading at skirting (if known)
4When is it worst?
5External ground vs internal floor
6Ventilation habits

How to use this tool

  1. Answer all six questions about moisture pattern and ventilation.
  2. Review the preliminary diagnosis — not a substitute for meter profiling.
  3. Book a survey if the result is mixed or borderline.

Related

No. It is a triage tool. Borderline cases always need on-site meter profiling.
Question 4 accounts for salt efflorescence common in Matosinhos and Leça.
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