Return to:
Construction

© Buildwise, LLC

Publication Review

Title: Designing Roofs to Prevent Moisture Infiltration
Author: APA, 2003
File: Free Building Guide, PDF .97 MB, 20 pages
Audience: Written for builders, designers, and homeowners with some prior knowledge of roof construction.

Review
Good overview of moisture issues effecting wood frame construction. Designed by the APA as a set of construction guidelines to protect homes from damaging moisture infiltration. Outlines the two primary sources of moisture in wood framed wall construction: water leaks and vapor laden air penetration.

Issues covered include:

• causes of water leaks in wood frame wall construction
• flashing types, description and uses
• weather resistive barriers
• sealing penetrations
• deck ledger installation
• proper caulking procedure
• moisture from condensation
• air infiltration barriers, location and types
• vapor barriers, location and types
• rain screens

Detail drawing include:

• diagrams showing proper window wrap and flashing
• pan flashing details
• z flashing detail at material seams
• brick ledge and brick sill flashing details
• stucco flashing details
• penetration seal diagram
• deck ledger details
• rain screen installation diagram

Related Texts

Related Links