Q. Partially ventilated single stack system is the modified form of __________
  • (A) single stack system and two-pipe system
  • (B) single stack system and one pipe system
  • (C) one pipe system and two-pipe system
  • (D) two pipe system
πŸ’¬ Discuss
βœ… Correct Answer: (B) single stack system and one pipe system

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