Heat Recovery Ventilation Considerations in Zero Net Energy Homes

Marc Rosenbaum discusses heat recovery ventilation considerations for zero net energy homes on the Zero Net Energy Homes course discussion board…
Exhaust-only ventilation home health concerns
Student 1: Do you know of any potential health impacts from living in a depressurized space– such as a home with exhaust-only ventilation?

Marc: You can pull in pollutants from outdoors or the ground (radon), […]

Does Source Energy = Site Energy?

On the Zero Net Energy Homes discussion board, Marc Rosenbaum clarifies… when it comes to electricity, IS source energy the same as site energy?

 

Student 1: The (course) book says that for electricity, source energy equals site energy… but, there is a small difference. [According to the U.S. Energy Information Administration] About 6% of the electricity is lost […]