Since it was developed almost 50 years ago by our founder in our own R&D facility, the Spirovent® remains the world class industry standard that others attempt to reach.  Often copied but never equaled, tens of millions have been installed worldwide.  It is recommended and installed by the best plumbing and heating contractors for highly efficient and quiet hydronic heating, radiant, and solar systems.  Stocked by the top wholesalers throughout North America, it is readily availiable in all geographic markets.

Related Work

Purdue University - West Lafayette, IN
Spirovent exceeds expectations and leads the University to purchase and install (32) additional units at the village.
Unocal - Pacific Northwest, US
4" Spirovent® air eliminator being used to control foam in a bottling operation for transmission fluid and motor oil.
Commercial Gallery
Spirovent® is now the basis of design in many specifications by the top consulting engineering firms for new construction.
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.