Identify the parts of an exterior wall system.

Identification should include

• describing physical features
• describing functions
• indicating the differences among types of exterior wall sheathing
• explaining the building code reference for the use or installation requirements of exterior wall sheathing.

IRC: Chapters 6 and 7 Links to an external site. extensively cover types of wall sheathing and weather-resistant wall coverings. The chapters cover the attachment of types of materials approved for use in these applications and elaborate on the structural design required by code.

Process/Skill Questions:

• What types of sheathing are available?
• What types of sheathing should be used with specific exterior finishes?