After years as a commonplace solution across the Atlantic, variable refrigerant flow systems are starting to establish their presence and value, in North America. After a quick primer on the thinking behind the technology, one firm shares their experiences and lessons so far in working with VRF.
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.