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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Copper and Cast Iron
Q I live in a 1920s Wardman row house in Washington, D.C. The house has a cast-iron radiator heating system. I hired a local contractor to do some bathroom renovations. It was necessary to ... [continue reading]
What Were They Thinking?
Plumber’s Bummer This picture was taken from inside a mobile home. The plumber had run the water lines inside the ductwork to prevent freezing. However, he failed to seal the ductwork back. We ... [continue reading]
From HVAC to Home Performance Contracting
Matthew Holtkamp knew when he was in technical school at Indian Hills Community College in Ottumwa, Iowa, that he would have his own HVAC business some day. In 1996 his dream became a reality when ... [continue reading]
Energy Star Changes Approach to Programmable Thermostats
Energy Star has promoted programmable thermostats since 1995, estimating that consumers will save 10%–30% on their heating and cooling energy bills. With sales of programmable thermostats doubling in the last ten years, and with more than 25 ... [continue reading]
What's the Value of One Life Saved
Training in the whole-house approach to home performance gives contractors the ability to save lives as well as energy. [continue reading]
Wisconsin Multifamily Benchmark
Madison Gas and Electric's goal was simply to give its customers a sense of the range of electricity and gas costs across a variety of larger multifamily properties. [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.
