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The Perfect Wall

A Building Science Corporation article by Joseph Lstiburek (BSI-001) covering perfect wall, control layers, rain, air. Listed here as a reference; read it at the source.

How to read this

This is a reference, not a study report. It points to a document we read and work from. Its text is not reproduced here, and nothing on this page is a claim about what a Sage Co. home does, delivers, or prevents.

Last reviewed September 1, 2026.

Source

Author
Joseph Lstiburek
Publisher
Building Science Corporation
Document
BSI-001
Year
2010
Access
Link only
Domain
Building Science

Open the source at Building Science Corporation

perfect wallcontrol layersrainairvaporthermal