Design/Build
March 18, 2021
Bill Gates’ Path to Zero
He may no longer be the world’s richest man, but he still has some big ideas about reducing greenhouse gases. Gates’ latest book describes an ambitious, well-thought-out, set of climate actions needed to get to zero by 2050. Building efficiency and electric vehicles are just the “easy” part. Here are highlights from his plan for what must be done and how to make it happen. It's a must read for all who want to help avoid a climate disaster.
Read ArticleMarch 6, 2021
Find an Experienced Zero Energy Professional in our New Directory
Building or renovating a home? One key to success is hiring zero energy experienced construction professionals. Now you can find designers, builders, energy consultants, prefab companies and panel manufacturers that have already built to zero. Check out our new, expanded directory of zero energy construction professionals.
Read ArticleFebruary 8, 2021
Now, a More Climate-Friendly Spray Foam
Spray foam is used enthusiastically by many builders hoping to improve energy performance of their projects. But the hidden climate impact of conventional 2-pound, closed- cell foam is actually a huge step backward. A new generation of low global warming potential spray foam corrects this fatal flaw.
Read ArticleFebruary 6, 2021
Time to Build and Buy Homes that Power Electric Vehicles
Two trends are now converging that will promote a zero energy lifestyle. First, electric vehicle sales are poised to grow dramatically. Second, positive energy homes are growing in popularity. These homes create enough energy to supply all at-home energy use and much of the transportation energy for households. It's time for building professionals to build positive energy homes for homebuyers who will soon be driving and charging electric vehicles.
Read ArticleFebruary 5, 2021
Zero Energy Housing Market Could Double in 2021
The sixth annual inventory of zero energy homes has just been released. It shows considerable growth to almost 28,000 units. Projections indicate the number could double in 2021.
Read ArticleJanuary 12, 2021
Brightleaf Homes Gets High Value Appraisals
Brightleaf Homes used zero energy ready homes to break into the Chicago home building market. Building higher value high performance homes was just the beginning. Then they had to make the extra cost work for buyers. Here’s how they do it.
Read ArticleJanuary 11, 2021
Community Solar: My Experience
Rooftop solar may be ideal for some, but it can be out of reach for others. If you want to live on locally-generated, clean renewable energy, consider a community solar program. Here’s how one family jumped on board and saved money, too.
Read ArticleNovember 9, 2020
Keep Cool Without Air Conditioning
Since before the dawn of civilization, humans have stayed comfortable by harnessing the forces of nature. These principles can also be applied in today’s homes and buildings to reduce or eliminate energy used for conventional air conditioning.
Read ArticleNovember 9, 2020
Low Carbon Concrete – Starting from the Ground Up
Concrete is the largest source of embodied carbon in buildings, but we can change that. “Green” concrete products are now available that range from somewhat lower carbon, to zero carbon, and carbon negative. Concrete may just flip from villain to hero when builders, designers, and homebuyers demand it.
Read ArticleOctober 19, 2020
SelahVista Homes Start with Health
While health is always on the list of zero energy home benefits, it was the motivating force that prompted Steve Weise and Brenda Nunes to develop this 60-unit neighborhood in Central Washington. All homes in the development include a comprehensive package of proven features that protect health, maintain durability, and guarantee zero energy ready performance. But Steve and Brenda are taking the health of their homes to a higher level.
Read ArticleOctober 15, 2020
Three Simple, Low-Cost, High-Performance Wall Assemblies
Most builders agree that the most affordable wall system is a variation of something they already build. The standard wood-framed wall assembly must evolve to a higher R-value. But how high? What’s the simplest way to get there?
Read ArticleOctober 15, 2020
Builders – Get Ready for the Renewable Energy Revolution
The construction landscape is changing rapidly and one of the major drivers is the revolution in renewable energy. These six renewable technology innovations are already shaping the market for new homes. Designers and builders who understand and take advantage of these changes will ride the wave. Those that don’t may just wipe out.
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