Title: Identify types of roof openings.
Course: Carpentry I (17003-I) > Section: Identifying Elements of Roofs

Identification requires knowledge of framing according to specifications:

- For a chimney, headers must be set plumb, header top must be beveled for slope, and frame must clear chimney by two inches.
- For a dormer, the lower header must be set plumb and the upper header must be set at right angles to the roof slope.

Identification may also include other types of roof openings, such as skylights.

Process/Skill Questions:

- Which set of plans contains details for framing a roof opening?
- What are the special considerations when framing roof openings?
- According to building code, what is the tolerance allowed when framing roof openings?

NCCER Carpentry
Level One, Module 27112 Roof Framing describes the most common roof types and introduces basic roof framing components. Includes instructions for laying out rafters for gable roofs, hip roofs, and valley intersections. Covers stick-built and truss-built roofs, and includes the basics of roof sheathing installation.