EdmondsUSA says it has brought to America the first hybrid commercial rooftop ventilator, the ecoPOWER. Available in 3 sizes — 16-in, 24-in, and 36-in diameter throats — the ecoPOWER is a rooftop ventilator that combines gravity and motorized ventilation.
Bryant Heating & Cooling Systems has released its Legacy Line Energy Recovery Ventilator, which the company says provides application flexibility through direct mounting to furnaces or ductwork without requiring a separate wall control.
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.