A. degree of permeability of roof
B. slope of roof
C. both (A) and (B)
D. none of the above
Correct Answer: slope of roof ✔
Last Updated: January 20, 2019
A. degree of permeability of roof
B. slope of roof
C. both (A) and (B)
D. none of the above
Correct Answer: slope of roof ✔
Last Updated: January 20, 2019