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Hybrid Solar Tube Panels by Naked Energy

A company called Solyndra pioneered the solar tube but this new invention by UK-based Naked Energy may just take cylindrical solar to a whole new level.  Called Virtu, the product includes an integrated photovoltaic cell in a vacuum tube to generate both electricity and warm water at the same time.  The setup keeps the PV cool to optimize energy production and maximizes space with a combined PVT solution.

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NZE Showhouse Finished in Edmonton

This is a net-zero energy showhouse in the Belgravia neighborhood of Edmonton.  The home, built by Effect Home Builders, has been open on Sundays and displays the solar-powered approach to reducing the use of fossil fuels.  A massive rooftop solar array feeds energy into the grid and produces as much energy as will be needed on an annual basis.  In addition, the home has several other green aspects.

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Roof-Mounted Solar Tracker in Maryland

We’ve mentioned solar-tracking but the systems are usually pictured on a pole in a big grassy yard.  This is a Dual-Panel Tracker by Maryland-based Advanced Technology & Research Corp. (ATR) on the roof of a row house in Federal Hill in Baltimore.  The install consists of two panels, 235-watts each, on a sun tracking mount with a GPS-controlled drive unit that follows the sun to yield about 30% more than fixed panels.

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Net-Zero SIPs Laneway House with Solar

When I first mentioned the Mendoza Laneway House, it was one of the first laneway homes in Vancouver under the city’s EcoDensity program.  The company behind that efficient SIPs home, Lanefab, and its partners, designer Bryn Davidson and builder Mat Turner, have been busy and recently completed the first Net-Zero Solar Laneway House on a corner lot at 57th and Vivian.  It’s beautiful inside and out.

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Alpine Meadows is a Solar-Powered Retreat

This is a rustic-modern retreat in the Alpine Meadows area near Lake Tahoe, California.  The owner, Todd Greenhalgh, wanted solar power and alpine views and CCS Architecture delivered just that.  The south-facing roof has 600 square feet of solar and all the main rooms hug the south wall to hold a view of the surrounding Sierra Nevada mountains.

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Switch Intros 100-Watt LED Replacement

Switch Lighting, maker of innovative liquid-cooling LEDs, recently announced the availability of a 100-watt replacement bulb that will hit commercial channels.  The color temperature is 4100 K, which is less warm than a homely incandescent and perfect for areas in need of bright white light.  Plus, this bulb uses about 80% less energy than an incandescent, or 20 watts.

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