Spotlight Article:
Bailey Family Earns Bragging Rights
Our attempt to improve the energy efficiency of our home began in 2008, after the electrical portion of our utility bill soared over $400. We had long been resigned to a steep energy bill, in part because ...
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Infiltration: Just ACH50 Divided by 20?
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Many researchers have sought to develop a correlation between a one-time pressurization test and an annual infiltration rate. [continue reading]
Leak Detectors: Experts Explain the Techniques
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This article is an effort to bring together the ideas of several innovators who have invented methods of diagnosing duct leakage. [continue reading]
Two Favorite Test Methods, By the Book
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The American Society for Testing and Materials (ASTM) has decided to improve protocols for two popular test methods for testing duct leakage in residences--the "blower door subtraction" technique and the "flow hood" technique. [continue reading]
Mobile Homes: Small Zones, Big Problems
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In mobile homes, the furnace is typically located in a tiny room in the middle of the structure. A distribution fan at the top of the furnace moves return air downward through a counter-flow heat exchanger to a plenum that connects to a single long supply trunk. [continue reading]
Stories From the Buffer Zone
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When air handlers and ducts are located in buffer zones like basements, energy and air quality problems associated with duct leaks--as well as the diagnostic procedures employed to evaluate them--tend to be quite complex and problematic. [continue reading]
Selecting an Infrared Imaging System
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Many of us in the energy conservation business are "techno-junkies." [continue reading]
`Read Me Your Thermostat': Short-Term Evaluation Tools
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It's not easy to measure savings from energy conservation work, yet it is crucial for a job well done. [continue reading]
In Search of the Missing Leak
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With the use of blower doors, weatherization programs have improved cost-effectiveness by prioritizing air sealing work, developing effective inspection procedures for determining if work was done properly, and assessing the impact of air sealing on indoor air quality and moisture problems. [continue reading]
Macie Melendez
Adventures in Blower Door Testing
When Steve Mann (of Home Energy Services) asks you to come along for the first blower door testing in a ...
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