Install the Spirovent® at the point of lowest solubility, which is the place in the system where the temperature is the highest and pressure the lowest. Note as well to always "pump away" from the expansion tank, never towards it.

Related Work

Mercy Medical Center - Des Moines, IA
High velocity 18" combination air eliminator and dirt separator.
Penn State University - State College, PA
Penn State is one of our largest university customers with more than 90 units installed across campus.
IM Flash Technologies - Lehi, UT
Custom 14" all stainless steel high velocity air eliminator for process chilled water.
Unocal - Pacific Northwest, US
4" Spirovent® air eliminator being used to control foam in a bottling operation for transmission fluid and motor oil.