Articles - Strategies RSS Feed

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.

Read more »

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.

Read more »

Sunverge Powers a Net-Zero LEED Project

Sunverge has released a new Solar Integration System (SIS) package containing an inverter and battery storage unit to complement the standard residential solar PV array.  Brought to the market in February 2011, this new offering will give homeowners the opportunity to attain reliable net-zero energy status and eliminate reliance on the grid.

Read more »

Ultra-Green Zero Cottage in California

ZeroCottage is a cutting-edge green home under construction in San Francisco.  The net-zero energy project by David Baker and Partners Architects is pursuing every notable green building certification around, including the Living Building Challenge, LEED Platinum, Green Point Rated, and Passive House.

Read more »

Passivhaus Institut Suspends All Contracts with Passive House US

Update 8/19/2011: PHIUS just published its response [PDF].

Today, tweets exploded on our Passive House list maintained through Twitter.  It started with word this morning that the Passivhaus Institut, founded by Dr. Wolfgang Feist in 1996, had revoked certifier status held by Passive House US (PHIUS), the only Passive House certifier in the United States.  This news was verified by Dr. Feist himself on Twitter, with a link to an open letter issued by the Passivhaus Institut explaining what was going on.  

Read more »

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.

Read more »



Popular Topics on Jetson Green