
Spotlight Article:
Ventilation in the 2019 California Energy Code
It is not unusual for California to be first and unique. Just one year after the 1973 oil embargo exposed this country’s reliance on foreign oil, California was the first state to implement a ...
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Ventilation in the 2019 California Energy Code
It is not unusual for California to be first and unique. Just one year after the 1973 oil embargo exposed this country’s reliance on foreign oil, California was the first state to implement a ... [continue reading]

Ventilation: The Only Way That Passive Vents Will Work
Exhaust-only ventilation is one of the most common strategies for single-family and multifamily buildings alike. In multifamily structures, exhaust is pulled out of the apartments, often in bathrooms and/or kitchens, and fresh air is ... [continue reading]

Boiler Survey Data Bonanza
WEB ONLY
In 2014, Steven Winter Associates (SWA) was asked to review an entire portfolio of very similar buildings with the intention of developing a current inventory of heating equipment and identifying maintenance and capital upgrade priorities. A ... [continue reading]

The Unexpected Energy Benefits of Mechanically Vented Crawl Spaces
WEB ONLY
The debate on how best to treat crawl spaces has gone on for decades, and the building codes regulating crawl space design have constantly evolved. For a long time the entrenched thinking was to rely ... [continue reading]

Kitchen Ventilation
There is an unvented combustion appliance that people use every day that is often ignored [continue reading]

Multifamily Ventilation Retrofits for Energy Savings
Ever feel like something's missing from your multifamily audit? It could be the ventilation system. [continue reading]

ASHRAE in Weatherization
Over the years, the Weatherization Assistance Program (WAP) has gone through a number of significant changes, trying to become more scientific and technical. There has been frequent controversy, however, about how tight a house should ... [continue reading]



Building Performance Journal Editors
Our Blog Has Moved
Thanks for your interest in contributing a blog to the Building Performance Journal (formerly Home Energy magazine). We’re ...


Jim Gunshinan
Is Energy Efficiency an American Value?
Energy efficiency is good for the economy, good for families, good for workers, and good for the environment.


