Class ____ fire protection rating refers to openings in exterior walls subject to severe fire exposure from outside a building.
A) C
B) D
C) E
D) F
Correct Answer:
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Q10: _ doors use sound-dampening cores or sheets
Q11: Give examples of types of local building
Q12: Describe aluminum windows and their characteristics.
Q13: Hollow metal frames are anchored to masonry
Q14: _ _ windows are tested to meet
Q15: Quality windows are tested and certified against
Q16: Describe the two common designs of hollow-core
Q17: Describe stainless steel windows and their characteristics.
Q19: What are the four classes of security
Q20: _ window units are rigid and strong
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