An asphalt shingle roof is generally not permitted if the roof slope exceeds __________.

A) 18:12.
B) 21:12.
C) 12:12.
D) 15:12.
E) 24:12.


B) 21:12.

Trades & Technology

You might also like to view...

Given the cobweb adjustment to price and quantity in the market below, which of the following statements is most correct?



A) The price in 2013 would fall to $85.
B) The price in 2013 would fall to $30.
C) The producer's decision in 2013 is to supply 100 units of output.
D) None of the above.

Trades & Technology

What are Kurloff bodies?

What will be an ideal response?

Trades & Technology

Electrical disturbances or _________ are momentary changes in the signal.

What will be an ideal response?

Trades & Technology

Which refrigerant is used in most truck air conditioning systems?

A. R-12 B. R-22 C. R-502 D. R134a

Trades & Technology