Greenheck has introduced a round industrial control HVAC damper to accommodate higher velocities and pressure. Model HCDR-450 is rated for velocities up to 7000 fpm and pressure up to 30 in. wg, and ...

GRANDVIEW, Mo. — The new CD450 and CD450V control dampers from Ruskin ® are extruded aluminum models that use a 4-inch-wide frame design with finger-style jamb seals for a “light-tight” sealing effect ...

A decision to replace more than 300 aging damper actuators forced Entergy to make a choice between pneumatic and electric actuator designs. At Entergy’s Independence Plant in Newark, Ark., two ...

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 ...