Everything must be made as simple as possible. But not simpler.” — Albert Einstein Ventilation is not a simple topic. But that doesn’t mean it has to be incomprehensible. In the first article of this series on ventilation, I wrote about the debate over ventilation rates and standards, including a Read more…
Introduction The need of building occupants for ventilation has been recognized many centuries ago; however, since the early 1970s, ventilation systems for buildings and transport systems have considerably evolved. This was invigorated by researchers who demonstrated the requirements for buildings to provide comfort and good air quality indoors (e.g., Fanger, Read more…
Ventilation systems do two different tasks: spot ventilation and whole-building ventilation. Spot ventilation is for specific, non-continuous tasks such as removing moisture generated from cooking or bathing. Whole-building ventilation provides a healthy indoor environment. Three accepted practices are used to meet the delivered or mechanical ventilation: supply-only ventilation, exhaust-only ventilation, Read more…
If you’re in the process of building a home and want to keep it filled with fresh, healthy air year-round, then you have an important decision to make – which ventilation system to add to your HVAC package. The most effective ventilation options available for residential homes are HRVs and Read more…
The heat recovery ventilator (HRV) and its close cousin, the energy recovery ventilator (ERV), can often make a home more efficient. Find out here what these boxes do and if your house needs one. Homes Need to Breathe A house built to modern standards of tight construction will allow only Read more…