Artisi, thanks for your comment. This was my initial thinking. But I was hoping for some literature to have as backup.
willard3, thanks for your comment. Fair point. I assumed different valves have different service life. I was looking for any information even general guidelines.
FacEngrPE...
Hello Folks,
Is there a resource somewhere that has estimated service life for valves used in HVAC applications? Something similar to the table in ASHRAE Handbook - HVAC Applications "Comparison of Service Life Estimate." I am providing recommendations for an existing building fan coil...