New Ways to Use Less Energy [WSJ]

The Wall Street Journal discusses some of the latest green building practices that help homeowners save energy.  The four the author focuses on are blown fiberglass insulation (expensive yet cheaper than spray foam), heat pump water heaters (pricey systems that use heat from the air), electronic monitors (gadgets to cut unneeded energy usage), and concrete countertops (an affordable local surface option).  Read the article:

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By |September 12th, 2011|Energy Efficiency, News|2 Comments

Help an Appraiser Value Your Green Home

Appraising a home is difficult work that’s made more difficult with the growing popularity of high-performance homes.  Appraisers have access to training to learn how to better value energy-efficient homes, but a lot of what’s in the home is behind the drywall.  Or may not be apparent with a site visit.  Which is why I like this addendum created by the Sustainable Finance department of the Earth Advantage Institute.

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By |September 11th, 2011|Energy Efficiency|11 Comments

EnergyHub Unveils Home Base System

EnergyHub just announced the launch of an energy management system for consumers interested in monitoring, controlling, and reducing energy use.  The system includes an in-home display, wireless thermostat, sockets, and strips, as well as iOS and Android apps for on-the-go control.  Some purchasers will also be able to integrate the system with data from their smart meter if they have a compatible meter.

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By |August 31st, 2011|Energy Efficiency, Gadgets|4 Comments

60w Replacement LED Bulb Nears $15

Boy do I feel great for grabbing a handful of 60-watt replacement LEDs for $40 a pop!  Lighting Science Group and India-based Dixon Technologies today announced plans to launch the world’s first sub-$15 60-watt equivalent LED bulb.  The bulb will be available in India by the end of this year and around the world sometime in 2012.

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By |August 29th, 2011|Energy Efficiency, Gadgets|1 Comment

K-tect Panels for Energy-Efficient Homes

K-tect Sustainable Building Systems makes a wall system that the company calls the “newest generation of structural insulated panels.”  Although not a sandwich panel, the system is kind of like rSTUD but different and more comprehensive.  K-tect includes a light-gauge, metal-stud frame with insulation in a thermally broken assembly (see below) that improves thermal efficiency and controls noise.

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By |August 26th, 2011|Energy Efficiency, Materials|3 Comments

Vivint Upgrades Home Energy Offering

Yesterday Tendril and Vivint, formerly APX Alarm, announced a partnership to connect Vivint Go!Control home devices with Tendril’s home energy management technology.  The partnership is designed to give customers with a home security system the added ability to learn more about their energy use and control energy consumption.

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By |August 17th, 2011|Energy Efficiency, Technology|1 Comment