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

University of Michigan - Ann Arbor, MI
Replacing the old style centrifugal separator after two years of unsatisfactory system performance, the Spirovent solved the problems within two months.
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.
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.