6. Joint Systems

Joint systems allow for building _____

• Integrity

• Movement

• Fire

• Closure

Backer rod is generally used in _____ openings.

• Larger

• Wetter

• Smaller

• Dryer

Mineral wool is extremely flammable and should NOT be used for joint systems.

• TRUE

• FALSE

A gap created between two major portions of a building is known as a(n) ______.

• Void

• Elastomeric sealant

• Mullion

• Building separation joint

What type of joint is pictured?

• Expansion

• Slab Edge

• Head-of-Wall

• Base-of-Wall

The fire rating measures

• How much it extinguishes a fire

• How fast the fire in the building will spread

• The quality of the installer's work

• How long a fire system is able to prevent the movement of flame

In a typical HW system how much lap onto each surface must your material have?

• 1"

• 2"

• 3"

• 4"

Which of the following does NOT have joint systems applied?

• Head-of-Wall

• Electrical boxes

• Base-of-Wall

• Perimeter (Slab Edge)

Smoke and Acoustic product can be used for fire rated walls.

• TRUE

• FALSE

The firestop product commonly used in joints because of its flexibility is _______ sealant

• caulk

• cementitious

• intumescent

• elastomeric