NAIMA has just released a new guide, Passive House Construction with Fiberglass and Mineral Wool Insulation. This new publication compares code-built, net zero, and passive house construction in terms of energy optimization, ultimately demonstrating that Passive House construction is the most rigorous in performance. It also presents a case study...

According to a report issued by the National Oceanic and Atmospheric Administration (NOAA) this week, 2021 was the sixth warmest year on record.[1] Further, the hottest decade ever recorded occurred between 2009 and 2019.[2] The planet’s warming trend is forcing home builders globally to get creative to address the challenges we’re confronting....

This month’s extreme cold snap in Texas and resulting failure of the state’s power grid offers some important lessons in the rear-view mirror. This week, we look at three takeaways from this month’s crisis and how we can better prepare for the next one.

The infectious disease and HVAC engineering communities have been grappling with the complexities of COVID-19 transmission for the past nine months. Increased HVAC fresh air has the potential to dilute and remove the aerosol droplet particles of COVID-19 that many experts believe is one of the main sources of transmission. Now the building science...

Taking Performance to a Whole New Level

North American Passive House Network last month named Ken Levenson, co-founder of 475 Performance, as its new Executive Director. Levenson, an architect by trade, is a longtime advocate of building science and an