Building Science


Building science is the collection of knowledge and experience that focuses on the analysis and control of the physical phenomena affecting buildings and architecture. It traditionally includes the detailed analysis of building materials and building envelope systems.

Zero Energy Homes: Economics, Efficiency & Renewable Energy Integration

What are Zero Energy Homes? How are they cost efficient and how do they help significantly lessen energy use?
In this $30 course, sustainable building expert Ann Edminster has the answers.

This course, designed as an introduction to all things Zero Net Energy, is perfect for energy consultants, homeowners, building analysts, sustainable builders and anyone curious about the power […]

Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD)

Want complete building leak detection and measurement? Zone Pressure Diagnostics (ZPD) is one of the most powerful analysis tools available….
…and the calculation aid from Residential Energy Dynamics (RED) is the most accurate and easy to use ZPD tool available. This course addresses the ZPD basics to the advanced features. Learn about non-modifiable and modifiable zone analysis, […]

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), […]

Venting About Ventilation

There is much debate within the building science community about how much ventilation is enough.
Building science as a discipline has to deal with a lot of messy, noisy data, entrenched mythologies, and strong tendencies towards confirmation bias.

On the other hand, public health as a discipline has to deal with a lot of messy, noisy data, […]

HVAC Engineering: Chilled Floors + Humidity

On the Integrated HVAC Engineering discussion board, expert Robert Bean answers questions about chilled floors and humidity considerations and air mixing…
Student 1:  
Chilled floors seems like a great idea, and if you’re going to do a radiant system, you might as well consider cooling and heating.

The humidity, however, seems to be a big concern. Vapor barriers […]