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Author Question: Why is it important for the roof curb to be square with the roof joists or rafters? What will be ... (Read 103 times)

Bernana

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Why is it important for the roof curb to be square with the roof joists or rafters?
 
  What will be an ideal response?

Question 2

List the four parts of the EPA Certification exam.
 
  What will be an ideal response?



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tuate

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Answer to Question 1

The roof curb has to square to the rafters or joists so when the plenums are slid into their proper place there won't be a conflict.

Answer to Question 2

Core
Type I  small appliances

Type II  high pressure and very high pressure appliances
Type III  low pressure appliances




Bernana

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Reply 2 on: Jul 26, 2018
YES! Correct, THANKS for helping me on my review


amynguyen1221

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Reply 3 on: Yesterday
Gracias!

 

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