2.1.1 Wood Frame Systems Vocab

Question 1

Insolation

Answer 1

Materials used to restrict the flow of heat or sound from surfaces

Question 2

window opening

Answer 2

Header: A horizontal structural member used to support other structural members over openings, such as doors and windows.
Sill: A horizontal wood member placed at the bottom of walls and openings in walls.

Question 3

Sheathing

Answer 3

A covering over studs and insolation that serves as a base for the exterior finishers.

Question 4

Weather Resistive Barrier

Answer 4

Materials designed to keep out water and prevent air infiltration from the outside. Also keeps water vapor from escaping the house.

Question 5

Siding

Answer 5

Materials like boards and shingles, used for surfacing the outside walls of a building.

Question 6

Underlayer

Answer 6

Roof felt
- A tar layer used for water protection under roof materials like shingles

Question 7

walls

Answer 7

Stud: The vertical framing member in frame wall construction. Wall are often constructed of 2 x 4s or 2 x 6s and are spaced at 16 inches or 24 inches apart.

Question 8

sub floor

Answer 8

The structural floor joined to the joists that supports the finish flooring.
Typically subfloor is constructed of plywood or OSB (oriented strand board).

Question 9

top plate

Answer 9

A horizontal structural member located on top of the studs used to hold the wall together.
Typically two horizontal members are included at the top of the wall - double top plate.

Question 10

asphalt shingles

Answer 10

Roof shingles made of asphalt-saturated felt and covered with mineral granules.