ScanTheSun: A Tool for Solar-Panel Users

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ScanTheSun: A Tool for Solar-Panel Users

In the ideal case of an individual installation, solar panels are mounted on the southern pitch of a roof of buildings with high insolation. (See “Vocabulary” for the definition of insolation and a ...

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Building Performance Contracting Raises the Bar

Author: Larry Zarker
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January 01, 2006

        The Building Performance Institute, Incorporated (BPI), is providing its accredited contractors and certified professionals with new opportunities to distinguish themselves from their competition in the building performance marketplace. BPI ... [continue reading]

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Upgrading Energy Technology - A Free-Market Solution

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January 01, 2006

        While politicians were debating how many billions in tax breaks should go to the energy industry and how much should go to renewable resources, home inspectors have been uncovering ... [continue reading]

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Cleaning Up Light Pollution

Author: Susan Harder
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January 01, 2006

                    Much of the exterior lighting installed on homes and apartment buildings does little or nothing to increase visibility, security, and ... [continue reading]

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Reliable, Efficient Heat Pump Water Heaters

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November 01, 2005

About 10% of California residents use conventional electric water heating—a technology that’s expensive to operate and contributes to peak demand. Heat pump water heaters (HPWHs) are an efficient alternative, consuming less than ... [continue reading]

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New Development in Air Flow Measurements

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September 01, 2005

Tracer gases have been used for many years for air flow testing in buildings. However, the expense and complexity of analysis equipment, and the difficulty of analyzing results, have restricted this kind of testing to ... [continue reading]

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RESNET Quality Assurance

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July 01, 2005

        According to a former NASA engineer, in the several years prior to the Challenger space shuttle accident, quality assurance—then known as quality control—at NASA had ... [continue reading]

HVAC Contractor Spotlight: Rick Picard

Andy Rodenhiser

HVAC Contractor Spotlight: Rick Picard

Commitment to superior customer service is one of the reasons that Rodenhiser Plumbing, Heating, HVAC and Electric has served the ...

The Real Women of Home Performance: Cindy Ojczyk

Macie Melendez

The Real Women of Home Performance: Cindy Ojczyk

Cindy Ojczyk (pronounced o-check) is the owner of Simply Green Design, where she helps clients navigate the process of creating ...

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