The top plate in a WLF wall generally consists of
A) three 2-by members.
B) two 2-by members.
C) one 2-by member.
D) any one of the above, depending on architectural considerations.
E) none of the above.
B) two 2-by members.
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To remove green stains from a wall, spray the wall with _____ .
A. a muriatic acid solution B. water C. a solution of potassium or sodium hydroxide D. a solution of acetic acid and hydrogen peroxide
The standard abbreviation for Cold-Rolled Steel is:
A. AL B. CRS C. CFS D. CDS
The most effective method for maintaining acceptable indoor air quality is:
A) Reduction and/or elimination of the pollutant sources. B) Better quality filtration. C) Banks of ultraviolet lights installed in the ductwork and over the coil. D) Increased ventilation.
A(n) ____ window projects from the wall and forms a small turret that does not extend to the ground.
A. oriel B. bracket C. gothic D. corbel