PennBarry has released the Zephyr Revolution, a line of precision ceiling, inline, and wall-mount exhaust fans for the commercial and residential airflow management market. The Zephyr Revolution will be available in the Spring of 2017.
Greenheck has expanded its Air Measuring Damper (AMD) line with the addition of the AMD-TD series of thermal dispersion-based airflow measuring dampers. The AMD-TD series combines the functionality of a highly-accurate thermal dispersion airflow station and a low-leakage control damper to control airflow volumes to a target set point.
Continental Fan’s UDVL Upblast Roof Ventilators are designed to provide aerodynamically efficient performance and a low silhouette design. The ventilators are constructed with a heavy duty welded steel base, galvanized butterfly damper section, and a spark resistant cast aluminum airfoil axial impeller.
The company’s product selection program, SelectPro™, is available online. Included is the company’s complete product line, including valves, damper actuators, fire and smoke actuators, pipe packages, retrofit solutions for damper actuators, and control valves.
Why was one floor’s laboratory ventilation failing to keep up, when it was even the closest floor to the rooftop fans? Some system sleuthing led two engineers to a fitting conclusion. Read more stories in May Issue 2017.