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Author Question: The minimum slope on which composition shingles may be used if a double-lap underlayment is applied ... (Read 78 times)

michelleunicorn

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The minimum slope on which composition shingles may be used if a double-lap underlayment is applied is
  _____.
 
  a. 4 in 12
  b. 3 in 12
  c. 2 in 12
  d. 1 in 12

Question 2

A ratio expressed in percentage of the amount of moisture present in the air to the amount it can hold at
  saturation is called _____.
 
  a. dew point
  b. specific humidity
  c. specific gravity
  d. relative humidity



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aloop

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Answer to Question 1

c

Answer to Question 2

d




michelleunicorn

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


meow1234

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Reply 3 on: Yesterday
Excellent

 

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