What’s the Difference Between Energy and Heat Recovery Ventilators?

On the Mastering Building Science discussion board, Allison A. Bailes III, PhD asks students: What is the difference between an ERV and an HRV?
Allison A. Bailes III, PhD: In the homework, I asked, “What is the difference between an energy recovery ventilator (ERV) and a heat recovery ventilator (HRV)?” Let’s address that here and extend […]

Leaders in High Performance Building: The Efficient & Comfortable Spec Home

At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings…
Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants could submit a photo of their high performance project(s).* The photo could show the entire high performance building or […]

Leaders in High Performance Building: Zero Fossil Fuels & Zero Net Energy

At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings…
Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants could submit a photo of their high performance project(s).* The photo could show the entire high performance building or […]

Leaders in High Performance Building: Best Green Energy Efficient Custom Home of 2015

At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings…
Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants could submit a photo of their high performance project(s).* The photo could show the entire high performance building or […]

Leaders in High Performance Building: Foam Insulation for Slab On Grade

At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings…
Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants could submit a photo of their high performance project(s).* The photo could show the entire high performance building or […]