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hayfay hayfay
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Posts: 766
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6 years ago
According to the NFPA Standard on standpipes Class I and III, if the building height exceeds 100 feet, the standpipe riser diameter must be a minimum of __________.
 
  a. 3 inches
  b. 6 inches
  c. 9 inches
  d. 12 inches
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wrote...
6 years ago
b. 6 inches
hayfay Author
wrote...
6 years ago
Thanks for your help!
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