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Author Question: What type of vent is used with 80 percent Category I furnaces? A) Type B double-wall gas vent B) ... (Read 89 times)

darbym82

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on: Jul 24, 2018
What type of vent is used with 80 percent Category I furnaces?
 
  A) Type B double-wall gas vent
  B) 90 percent efficiency furnaces do not require a vent.
  C) PVC
  D) Single-wall stainless steel

Question 2

What is the RPM of a fan that uses a 4 in motor pulley, 8 in fan pulley, and a motor RPM of 1,750?
 
  A) 1,250 B) 875 C) 750 D) 500


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kescobar@64

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

B


darbym82

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Reply 2 on: Jul 24, 2018
Wow, this really help

FergA

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Reply 3 on: Yesterday
Excellent

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