IFC Firestop Systems and Materials

Question 1

What is the primary purpose of a firestop system?

Accepted Answer

Prevent spread of fire and smoke

Answer

Enhance acoustics

Answer

Provide thermal insulation

Answer

Improve structural integrity

Question 2

Which type of firestop material expands when exposed to high heat?

Accepted Answer

Intumescent sealant

Answer

Elastomeric foam

Answer

Mineral wool

Answer

Silicone gel

Question 3

Which UL designation indicates a firestop system?

Accepted Answer

W-L-1234

Answer

FS-100

Answer

R15-50

Answer

CFR-179

Question 4

What component is typically used to pack around pipes before applying sealant in a firestop system?

Accepted Answer

Mineral wool

Answer

Plastic foam

Answer

Aluminum foil

Answer

Drywall compound

Question 5

Which material is commonly used in firestop collars for plastic pipe penetrations?

Accepted Answer

Intumescent strip

Answer

Fiberglass

Answer

Silicone putty

Answer

Sheet metal

Question 6

What is a key requirement when selecting a firestop system for a specific penetration?

Accepted Answer

UL system listing matching field condition

Answer

Ease of application

Answer

Low cost

Answer

Manufacturer popularity