The Wireless Zone Control Dampers are available in a retrofit configuration with the full-tube style in the round version or with a frame style in the rectangular version. Dampers will need 24 V to be ...

Green zone control dampers are powered normally open or normally closed 24 vac with an 88-pound torque motor; there is no wasted energy by springs to overcome or to be held open. According to the ...

The terms 'low-speed' and 'high-speed' are tossed around rather liberally when it comes to... When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In ...

Pneumatic furnace damper drives may be more common, but electro-hydraulic actuators provide several advantages to the more traditional control scheme. One fossil-fired plant in Taiwan achieved more ...