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Author Question: Why must a negative pressure be maintained on the heat exchanger? What will be an ideal ... (Read 22 times)

Beheh

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on: Jul 26, 2018
Why must a negative pressure be maintained on the heat exchanger?
 
  What will be an ideal response?

Question 2

What benefit is there to supplying fresh air through ventilation versus simply allowing fresh air to come in through infiltration?
 
  What will be an ideal response?


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xthemafja

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Reply #1 on: Jul 26, 2018
Answer to Question 1

For safety. To insure combustion products do not leak out into the air stream.

Answer to Question 2

You have control over ventilation air, so it can be filtered, heated, and dehumidified before it enters the building.


Beheh

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Reply 2 on: Jul 26, 2018
Wow, this really help

brbarasa

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Reply 3 on: Yesterday
Gracias!

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