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Tmi32 Tmi32
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6 years ago
When inspecting a dry-pipe sprinkler system, ensure the system's air pressure is maintained at ___ psi (kPa) above the trip point.
 
  A. 10 to 15 (70 to 105)
  B. 15 to 20 (105 to 140)
  C. 20 to 25 (140 to 175)
  D. 25 to 30 (175 to 210)
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