For over half a century, ZONEFIRST has been the industry leader in zoning.
Starting with the development of the first zoning dampers and registers in the 1950’s to today, with exclusive “Plug & Play” dampers – Zonefirst has led the way in excellence and continued innovation.

ZONEFIRST is the first company that successfully developed and marketed HVAC Zoning Systems back in the 1950’s and is today a leading manufacturer of HVAC zone dampers and zoning systems.