Energy Models: Design Tools & Energy Use Simulators

“What is an Energy Model?”
In this brand new free course, P.E. and LEED Fellow Chris Schaffner explains.

Chris describes a variety of methods for modeling building energy consumption. He starts with simple energy estimating tools of increasing complexity and finally arrives at detailed energy simulations.

A few simple methods are described, and spreadsheets built to use these methods […]

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), […]