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Glossary term

Rising damp in basement walls

Rising damp in basement walls. Start by checking visible salts/efflorescence, condition of the substrate and wall-to-floor junction. These details help separate the visible symptom from the construction condition before a repair method is selected.

Updated 2026-08-30

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Sources and evidence

Method & sources →

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1 technical/authority sourcesUpdated 2026-08-30

Technical checkpoints

1visible salts/efflorescence
2condition of the substrate
3wall-to-floor junction
4outside ground level

Relevant guides

Rising damp in basement walls

Rising damp in basement walls. Start by checking visible salts/efflorescence, condition of the substrate and wall-to-floor junction. These details help separate the visible symptom from the construction condition before a repair method is selected.

Problem scenarios

Basement still damp after new drainageBasement floor wet but walls dry

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Continue in the same topic

Related guides, problems, checklists, cases and technical terms from the same knowledge area.

GuideRising damp in basement walls→GuideBasement storage and moisture→GuideBasement tanking systems→ProblemCondensation / summer damp→ProblemCracks or movement→ProblemDamp or wet wall→ScenarioBasement feels damp and cold but humidity readings look normal→ScenarioBasement floor wet but walls dry→ScenarioBasement still damp after new drainage→ChecklistBasement photo-documentation checklist→

Evidence & moderation

Editorial policy →
WHO guidelines for indoor air quality: dampness and mouldWorld Health Organization↗
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