Category Archives: Net Zero

Issues associated with attaining net zero energy use, where a home’s annual energy requirements = annual energy consumption

Factory Built Wall Panels

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Even though the concrete is still fresh in the Logix ICF block foundation, and the material for the main floor deck is yet to arrive, it’s time to think about walls. Our main floor walls are not structurally complicated.  Here’s … Continue reading

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Passive House Certification: Looking under the PHPP hood

As a follow-up to my last blog on attaining Passive House Design Stage Assurance, here are a few of my observations on the Passive House Planning Package (PHPP) results that the Passive House Academy (PHA) attained for EdgewaterHaus.  PHPP is the software design tool … Continue reading

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Footers + Perimeter Vents & Drains

With excavation of the basement completed, it’s time to begin the vertical construction.  A caveat: very little of today’s blog  relates to building a very tight house, but instead should be common building practice for any home construction.  The uber-energy … Continue reading

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(Finally) The Big Dig

Great news.  We’ve begun site preparation and excavation! Shawn Woods of Woods Home & Land is on site with a his tools of the trade: a CAT 3115 excavator, a John Deere tracked skidder, a dump truck, and his assistant Isaac. … Continue reading

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Achieving Passive House Design Stage Assurance

Great News! Passive House Academy has told us that EdgewaterHaus has achieved “Design Stage Assurance.”  That means PHA entered our design specifications into the Passive House Planning Package (PHPP) energy model and found that we meet the Passive House criteria … Continue reading

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Permission to build, Granted!

The weather here in Maine has been exceptionally cooperative for an early start to the outdoor construction season.  We had a very mild winter with little accumulated snow on the ground; that snow melted away long before the calendar showed … Continue reading

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Changing Horses Before We Wade into the Stream

To plagiarize a slogan from the Occupy Wall Street movement, we are, I suspect, part of the 99 percent of the population for which building a custom home is the single most expensive undertaking in their life.  So choosing a … Continue reading

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Finding Value in a Green Appraisal – Part IV: Still a Very Long Journey Ahead

We have received a revised appraisal on Edgewaterhaus.  This third trip to the appraisal well is decidedly a mixed bag.  As the title of this blog suggests, those who want to build green via a bank loan have an uphill … Continue reading

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Passive House Certification of Edgewaterhaus: PHI or PHIUS+?

We’re ready to submit Edgewaterhaus for Passive House Certification. Which begs the question: should we even bother with certification, particularly after the fracturing of the Passive House movement last August?  That’s when the Passive House Institute (PHI), the international organization … Continue reading

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Finding Value in a Green Appraisal – Part III – Calculating the value of energy upgrades.

We are striving to attain the Passive House standard, LEED Platinum rating, and net zero  energy status.  If that ain’t green, then we should all throw our hands skyward in color-blind despair. A few weeks ago, we got the results … Continue reading

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