SCHOFIELD, Wis. — Greenheck has introduced a round industrial control damper to accommodate higher velocities and pressure. Model HCDR-450 is rated for velocities up to 7,000 fpm and pressure up to 30 ...

Series ZCD zone control dampers are designed to meet the demand for zone-specific products combined with individual controls. Model ZCDRS25 can be installed in existing round duct. It comes with 24-V ...

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 ...