Ventilation in the 2019 California Energy Code

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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 ...

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Of Mastic and Mistakes

May 01, 2001

        My company has been in the HVAC business for eight years. Last year, our crews passed the 100- mile mark—they sealed their 100th mile of ductwork. They ... [continue reading]

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Clean Breathing in Production Homes

May 01, 2001

For the best ventilation performance, whole-house air distribution is key. [continue reading]

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How to get Shading Right

May 01, 2001

Recent improvements to window technology make substantial air conditioning energy savings possible. However, shading remains a time-tested method to accomplish the same end. [continue reading]

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The Energy Penalty of Poor Duct Design

Author: Bill Hylton
March 01, 2001

A home with a poor duct system can't be energy efficient no matter how tight or well-insulated it is. [continue reading]

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The Current State of Duct Leakage Measurement: Field Evaluation of Five Methods

March 01, 2001

A study of test methods for duct leakage revealed that there is room for improvement in this evolving field. [continue reading]

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Beware the Closed Bedroom Door

January 01, 2001

It may sound like a tabloid news story, but building science researchers have found that simply closing a bedroom door can create serious safety, comfort, and health problems in a home. [continue reading]

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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 ...

Is Energy Efficiency an American Value?

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.

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