Tag: ventilation

  • An Interview with Dr. Iain Walker on Ventilation

    Subtitle:  Another installment in the great debate about residential ventilation and indoor air quality Images:  The debate over how much to ventilate a home has been going on a long time. Last year, Building Science Corporation introduced its own standard to compete against ASHRAE 62.2A standard for residential mechanical ventilation systems established by the American…

  • Should Occupants Have Control of Their Home Ventilation System?

    Subtitle:  Some installers make mechanical ventilation difficult for occupants to override, but is that the right approach? Images:  < p>One of the points of contention in the great ventilation debate is whether a home’s occupants should control their own ventilation systems.

  • The Mixed-Up IAQ and Infiltration Limit Blues

    Subtitle:  The ventilation wars inspired this song by Eric Werling Images:  Last week, I caught the second day of Building Science Corporation’s Experts’ Session. (Click the link to download the presentations from the BSC website.) Joe Lstiburek spoke the whole day about ventilation, and I’ll be writing an article about that soon. At the end…

  • Will More Ventilation Keep Students from Missing School?

    Subtitle:  A new scientific study recommends doubling ventilation rates — but what assumptions did the researchers make? Images:  A new study from Lawrence Berkeley National Laboratory (LBNL) makes a bold claim that increasing ventilation rates can cut the number of student absences related to illness.

  • The Ventilation Omission That Can Make You Sweat

    Subtitle:  If you connect an ERV or HRV to your heating and cooling ducts, you’ll need a way to stop the undesired inward flow of outdoor air Images:  If you’re designing a ventilation system, first you have to determine how much outdoor air the house needs. You can use ASHRAE 62.2A standard for residential mechanical…