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Data Loggers: An Interview with Some Heavy Users
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The first data loggers were human. When labor was cheap, students and others were hired to sit next to wattmeters and record the reading every 15 minutes. Data loss occurred for various reasons, such as boredom. [continue reading]

The History of the Blower Door
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The blower door as we know and love it today springs from technology first used in Sweden in 1977, where it was actually a blower window. [continue reading]

Assessing The Integrity Of Electrical Wiring
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Dense-pack cellulose insulation is a very useful and cost-effective technique for lowering both conductive and convective heat losses in a variety of housing types. [continue reading]

Dazzling Color Hoses--More Than a Fashion Statement
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Stop living in the confusing, one-dimensional realm of monocolor pressure hoses. [continue reading]

Advancing the Art of PRISM Analysis
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Since the original version of PRISMÃ(PRInceton Scorekeeping Method, developed and copyrighted by Princeton University) was released in 1986, it has been used by utilities, private companies, government agencies, and universities to estimate energy savings from conservation programs. [continue reading]

Measuring the Performance of the National Energy Audit
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In 1978, the U.S. Department of Energy (DOE) published Project Retro-Tech to provide all states a manual technique for identifying low-income weatherization measures that would produce the most energy savings per dollar spent. [continue reading]



Doug Garrett
Home Performance and HVAC Contractors: Recent Legislative Initiative In Texas
As energy auditors and raters went about their business of testing homes, performing energy audits and HVAC system inspections, they ...


Cortney Krauss
U.S. DOE's HPwES Program Releases Draft Sponsor Guide for Public Comment
The U.S. Department of Energy (DOE)’s national Home Performance with ENERGY STAR Program (HPwES) released the draft&...
























