Two custom fabricated 20" high velocity air eliminators.  One for hot water and one for chilled water.

Related Work

Dirt Separator Piping
Install the Spirotrap® typically ahead of the system component being protected, such as the boiler in this drawing.
Mercy Medical Center - Des Moines, IA
High velocity 18" combination air eliminator and dirt separator.
Purdue University - West Lafayette, IN
Spirovent exceeds expectations and leads the University to purchase and install (32) additional units at the village.
Eastern Illinois University - Charleston, IL
After having tried numerous other methods, the first Spirovent was installed in Carman Hall to deal with a long history of no heat calls and clogging valves.