Tag Archives: Control Heat Flow

Air Conditioning an Island Home in the Bahamas

Air Conditioning an Island Home in The Bahamas Apart from being beautiful, it is HOT and really HUMID in The Bahamas. The locals are used to it, and visitors put up with it just to be in The Bahamas. We certainly put up with it during our visit this past July, and it was so worth it. I […]

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Preserving a Historic Home with Building Science

PRESERVING A HISTORIC HOME with BUILDING SCIENCE Historic Preservation is mostly about preserving and protecting buildings, objects, landscapes or other artifacts of historical significance. The Historic Molette House, ca. 1825 has a lot of significance in the Molette Family, as well with the people near the Molette’s Bend area near Selma, Alabama. When the home was moved […]

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Attention to High Performance Details In New Homes Pays Off

On the One Hand… …the Proud Green Home at Serenbe has been a kind of Experimental House for High Performance Design and Construction. Some of the features, products and practices we’re trying for the first time with this home, others we’ve used or done before, but they are still relatively new to the industry. To […]

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Heat Flow, Electric Furnaces, and Lessons in Energy Efficient Design

When Jodi and and I moved from Tampa to Atlanta in 2008, we decided to try high rise living. We were living in a 1916 bungalow, which we loved dearly, and looked forward to something fresh and new. Something that would not leak like a sieve, and as a result be more comfortable and use less energy. The sales […]

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Designing A Perfect Residential Wall – Atlanta, Georgia

Atlanta, Georgia has a reputation for getting pretty darn hot, but it can also get pretty dang cold (No snickering from you Northerners, please!). Believe it or not, Atlantans use more energy to heat their homes than they do to cool them. The design temperature set by ASHRAE for the Metro Atlanta area to use when designing heating systems, is […]

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14 Design Don’ts for High Performance Homes, Part One

There are a lot of ways to design a home. Designing one for high performance, though, or even better-than-average performance, has many recommended best practices that are based on a lot of research of homes that have failed because they’re unhealthy, inefficient, and/or falling apart. This is why we have building scientists (see SOAP BOX […]

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Construction Update: Contemporary Proud Green Home at Serenbe

WEEK 5: Jodi and I spent a day last week at Serenbe, which included a mandatory stop at the Blue Eyed Daisy. Aside from that, our main purpose was to check-in on the construction of the Contemporary Proud Green Home being built by Luis Imery and his crew at The Imery Group, and they’re moving right […]

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ENERGY STAR Certified Home in Grant Park – Atlanta, GA

Recently, this house in the historic district of Grant Park, Atlanta, was certified through the ENERGY STAR New Homes program at the EPA. The final inspection revealed an air tightness of 0.77 ach50, which is near the maximum acceptable air infiltration level of the aggressive Passive House program (0.6 ach50). The final HERS Index was around 64, which means (among other […]

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Part II: Designing for High Performance, Controlling Heat Flow in Slab-On-Grade

In Part I of this series on designing for high performance, we discussed the control of moisture flow at foundations. We showed you this detail (below) from the Proud Green Home at Serenbe and reviewed the practices that we and the builder are employing for keeping unwanted moisture out of the building. Looking back, we said the […]

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