12 complete symptom paths42 guides and 60 questions in each1,460 Grade A articlesOne searchable, connected knowledge library140 official sourcesEvidence context with explicit limits
Regional House DNA

The year changes the likely assembly.

Choose a regional construction era to see common systems, priority clues and the first context checks.

ZA · Before 1945

Historic masonry homes

Thick masonry, timber roofs, suspended floors in some regions and later service additions.

roof leakagedamp-proof course ageingplumbing transitions
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ZA · 1945–1979

Post-war South African homes

Masonry walls, tiled roofs, slab floors and variable site drainage.

stormwater managementrising moistureroof valleys
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ZA · 1980–2009

Modern suburban era

Expanded electrical loads, flat-roof details and mixed cooling systems.

waterproofingdistribution-board heatplumbing pressure
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ZA · 2010–present

Contemporary South African homes

More insulation, solar systems, complex waterproofing and efficient services.

solar penetrationswater storagecooling condensation
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