September 24, 2017

Driving Electrification

A post-fossil fuel world means transforming all our energy uses to electricity. Is this even possible? Yes, and here are the first steps to making this a reality.
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September 23, 2017

National Association of Realtors Sustainability Survey Reveals Opportunities and Challenges

Consumers want complete information to make informed choices. A survey of real estate professionals from around the U.S. identifies key information that could help boost sales of zero energy homes.
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September 20, 2017

Wall Sensor Measures Moisture in a Double-stud Wall

Thick walls hold lots of insulation, but there’s a nagging question about condensation in these cavities. I actually measured the moisture in a 10-inch, double-stud wall in my home in Central Oregon. Here’s what I found.
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August 24, 2017

Community Solar Brings Shaded Rooftops Into the Sun

If your home or housing situation isn’t right for rooftop solar panels, don’t give up. By joining other solar enthusiasts, you can receive the benefits of solar energy no matter how shaded your home is.
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August 23, 2017

Is Cleaner Really Greener?

I cleaned the dust off of my solar panels and saw a 6.8% increase in production. Is it really worth the trouble? That depends.
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July 24, 2017

Simple Techniques for Lowering the Cost of Zero Energy Homes

How can can costs be cut on the construction of affordable zero energy homes? This Habitat for Humanity zero energy home demonstration project documented $3,000 in construction cost savings.
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June 25, 2017

Builder Profile: Solaire Homebuilders

Mike and Cindi O’Neil share some lessons from more than 20 years of building high-performance homes. Now the company specializes in zero energy homes. Learn what draws clients to them and how they have made energy efficiency their bread and butter.
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June 20, 2017

Energy Efficiency in Multifamily Projects – A Win for Lenders, Borrowers and Renters

Perhaps the biggest barriers to energy efficiency in multifamily buildings are not technology, but business and finance. A new handbook shows you the ins and outs of financing. Written for project owners and lenders, this guide includes many specific suggestions and examples.
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June 19, 2017

Product Spotlight: Recouperator ER80M

Many zero energy homes and apartments are too small for standard-size central ventilation systems. This new product from UltimateAir addresses this market with small size, variable-speed operation, and high efficiency.
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May 22, 2017

CO2 Takes Heat Pump Water Heaters to the Next Level

Heat pumps are revolutionizing home water heating. Now there’s a product that reaches new heights of efficiency and carbon neutrality and can be used in a variety of applications. It’s a split-system CO2-based heat pump water heater that works even in very cold climates.
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