Olmsted County · 44.0121°N 92.4802°W Direct line — (507) 721-0922
Home/Defect Library/Attic Bypass Condensation
Est. Survey № 001 — Southeastern Minnesota
Defect · Attic

Attic Bypass Condensation

Attic Bypass Condensation is a attic defect common in Southeastern Minnesota homes. Hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.

10years experience 3,200+inspections 5.0★26 reviews

Attic Bypass Condensation is a attic defect common in Southeastern Minnesota homes. Hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.

Field Evidence

What we find.

Attic Bypass Condensation as found on a Southeastern Minnesota inspection

As found — Attic Bypass Condensation as found on a Southeastern Minnesota inspectionDocumented — Attic Bypass Condensation as found on a Southeastern Minnesota inspectionAs 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

Hidden cause of roof-deck rot and 'mystery' attic mold in cold climates.

Related: Attic Inspection · All defects · Inspection guides

Get your instant quote

Know the house
before you own it.

Same-week availability · Narrated digital report in 24 hours · (507) 721-0922

Instant Quote & SchedulerPowered by InspectorData