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

North Mississippi Medical Center - Tupelo, MS
High velocity 18" combination air eliminator and dirt separator.
Waukesha Memorial Hospital
The Spirovent was selected and installed to prevent dirt and sediment in the existing system from reaching a new addition and improvements went even beyond that.
Cottey College - Nevada, MO
From the President's house to the power plant, to almost all buildings on campus, Spirovents have contributed to efficient system performance across the campus.
Penn State University - State College, PA
Penn State is one of our largest university customers with more than 90 units installed across campus.