The Elusive Search for an Energy-Efficient Water Heater

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The Elusive Search for an Energy-Efficient Water Heater

My Sunday kayak adventure with my wife and friends on Lake Tahoe was magic. Paddling that beautiful lake relaxed me to the point where, by the time I reached home, I was ready for a ...

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Water Heating in All-Electric Homes

Author: Robb Aldrich
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April 30, 2016

When I started working in the home energy field (in the mid-1990s), I never imagined I’d be suggesting that all-electric homes could be among the most efficient, sustainable, and practical choices in ... [continue reading]

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A Passion for High-Performance Plumbing Systems

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February 29, 2016

Turn on the faucet, then wait, wait, wait for the water to get hot. Many owners of older homes are familiar with this scenario. Fortunately for buyers of new homes, home builders now have a ... [continue reading]

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The Elusive Search for an Energy-Efficient Water Heater

Author: Mark Wilson
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February 01, 2016

My Sunday kayak adventure with my wife and friends on Lake Tahoe was magic. Paddling that beautiful lake relaxed me to the point where, by the time I reached home, I was ready for a ... [continue reading]

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Overcoming Codes and Standards Barriers to Innovations in Building Energy Efficiency

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February 15, 2015

Building codes have really motivated builders to increase the energy efficiency of new homes in recent years. But as quickly as the codes are changing, new products are coming to the market even faster. Sometimes ... [continue reading]

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Hot Water: Why Plumbing Technologies and System Designs Matter

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January 31, 2015

The average home in the United States makes at least 2,000 annual demands for hot water. And that’s very conservative. A more-likely demand value exceeds 4,000. Couple those demands with an average wait time for ... [continue reading]

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Alaska's Largest Solar-Thermal System - a Model for Multiresidential Use

Author: Todd Hoener
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April 30, 2014

The Denali Education Center campus in Alaska gives a solar water-heating system a try. Here are some lessons learned. [continue reading]

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Case Study: SHARC Sewage Heat Recovery System

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April 30, 2014

SHARC stands for sewer heat recovery, and the system has been proven effective in the apartments and common areas for residents of the Seven35 Building in North Vancouver, British Columbia. [continue reading]

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Waterbed Energy Use

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December 30, 2013

The Economics of Making Your Bed [continue reading]

Tips for Tips

Jason Kaufman

Tips for Tips

Behavioral recommendations, or tips, are an integral piece of many energy efficiency programs, ranging from marketing materials (e.g., brochures) ...

Side Benefits of a Passive House

Rob Nicely

Side Benefits of a Passive House

There’s no doubt that building to Passive House standards results in energy consumption that’s about 70 to 80 ...

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