Author Question: Using Figure 31-29, what would be the proper subcooling for a system with an ambient temperature of ... (Read 38 times)

Jipu 123 · **on:** Jul 26, 2018

Using Figure 31-29, what would be the proper subcooling for a system with an ambient temperature of 115oF and a return air wet bulb of 62F?

What will be an ideal response?

Question 2

What was the common choice for hydronic piping in the past and how is that changing?

What will be an ideal response?

ciecieme · **Reply #1 on:** Jul 26, 2018

Answer to Question 1

4F subcooling

Answer to Question 2

The common choice for piping in the past was copper. New materials that are much easier to work with such as cross-linked polyethylene tubing are being used as a substitute.