Inspection Report Terms

Weather-resistant barrier in a home inspection report

The wall drainage layer works with flashing to carry water out. Urgency: Poor integration can trap water. Fix: Lap the barrier and flashing into a continuous drainage plane.

Source: PNNL Building America Solution CenterRetrieved 2026-11-06Independent explanations from HomeRecord, not a government agency, inspection company or source publisher.

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Meaning
The wall drainage layer works with flashing to carry water out.
Urgency in the source
Poor integration can trap water.
Typical fix or next step
Lap the barrier and flashing into a continuous drainage plane.
Read the source
PNNL Building America Solution Center, retrieved 2026-11-06

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This explains the term, not the condition of your home. The source may describe several possible causes or repairs. Ask your inspector which applies. No cost, repair deadline or local code ruling is inferred here. Read the method and limits.

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