⌂HouseSymptomsHOUSE INTELLIGENCE

12 complete symptom paths42 guides and 60 questions in each 1,460 Grade A articlesOne searchable, connected knowledge library 140 official sourcesEvidence context with explicit limits

Failure Fingerprint

Insulation void or compression

A gap or compressed area creates a repeatable cold surface.

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Typical location

One framing bay, perimeter edge or remodeled section

Timing fingerprint

Cold or hot weather

Visible or audible pattern

Localized thermal stripe without obvious air movement

Best separating check

Compare surface temperature across neighboring bays

Evidence that weakens this cause

Strong wind-dependent draft