Maritime-climate intelligence for masonry, cavity walls, suspended floors, lofts, damp symptoms and retrofit interactions.
Solid masonry, lime finishes, suspended timber floors and breathable material behaviour.
1919–1964Cavity walls, suspended floors, tiled roofs and later heating upgrades.
1965–1999Changing insulation standards, sealed windows and widespread central heating.
2000–presentTighter envelopes, engineered floors and increasingly complex ventilation strategies.
The regional layer changes labels without duplicating the underlying symptom, cause or component.
Open terminology map →Indices support early comparison and handoff wording. They never replace local pricing or a professional quote.
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