THIS column provides information about the use of outdoor air dampers in hot and humid climates and during hot and humid seasons in temperate climates in commercial buildings. Terms used in this ...

The Barometric Zone Damper (BZD) works like any standard zone damper with one exception — it has a built-in static pressure relief mechanism that eliminates the need for a bypass damper. Unlike a ...

Zoning in forced-air systems is accomplished by controlling dampers that are located within the ductwork system. Dampers open, close, or modulate depending on the demand from the controller. Air is ...