Attic Bypass Condensation
Attic Bypass Condensation is a attic defect common in Twin Cities south-metro homes. A hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.
Attic Bypass Condensation is a attic defect common in Twin Cities south-metro homes. A hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.
What we find.
Attic Bypass Condensation as found on a south-metro inspection
As foundDocumented◂▸What causes attic bypass condensation?
Warm moist house air leaks into a cold attic and condenses on the underside of the roof deck.
What we check
Bypass sealing at top plates, can lights and chases; ventilation balance; deck staining and frost.
Why it matters
A hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.
Related: Attic Inspection · All defects · Knowledge center
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