The Quality Service Contractors (QSC) an enhanced service group of the Plumbing-Heating-Cooling-Contractors-National Association (PHCC) (Falls Church, VA) is offering a new Hvac Fast Trac training program. The home study program,
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.