News

High performance homes require better HVAC design strategies than code level homes.

The Passive House Institute US has a new blower door measurement metric, should it be adopted by the industry for all homes?

Moving from a site to source definition for zero energy homes.

Peter Brown, Director of Certifications at Earth Advantage recently interview Gary Phillips of Gary's VacuFlo, the leading installer of central vacuum systems in the greater Portland metropolitan area.

Airtight drywall is an all encompassing term that includes air sealing according to the Thermal Bypass Checklist, the Thermal Enclosure Checklist, and Energy Trust of Oregon's air sealing checklist. The theoretical limit for the airtight drywall approach to air sealing is about 1.5 ACH50.

The results are and in and the City of Bend ranked 19th out of 49 communities participating in the Georgetown University Energy Prize.

A regular series of timely insights from Earth Advantage

Every house has the potential for micro-climates. Learn how to combat moisture in a micro-climate.

Our 2017 statistics and important information on the Energy Trust of Oregon® New Homes program

A new development in Ashland pushes the envelope on sustainability.