Category: Efficient Homes

Exterior work continues

Finally we’ve had a decent stretch of weather for exterior work!  Over the last two weeks our landscaper has been able to complete the final grading and hydroseed the lawn.  We’re using a special, locally-grown hybrid grass called [...]

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CERTIFIED!

Great news!  This week we received our ENERGY STAR, Indoor airPLUS, and Zero Energy Ready Home certifications.  Thanks to all the hard work of our design team, general contractor, dedicated subs, and LEED rater, we were able to achieve all [...]

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Certification testing

A few weeks ago I posted about how we commissioned the Zehnder ventilation system.  Our commissioning agent measured and adjusted all the airflows to ensure the system is delivering the proper amount of fresh air to each living space and [...]

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Finishing touches!

All the major elements of the house are finally in place and the teams have been focusing on the details and remaining few items to install.  Our last remaining vanities and tubs have arrived and been installed, the rest of [...]

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Wrapping Up The Roof

Our roofing contractor installed the last parts of the roof recently.  The copper standing seam roof looks great over the connector and porch, and has the additional advantages of durability, minimal maintenance, and recyclability at the end of its life. [...]

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Duct sealing

Our HVAC installer, Boucher Energy Systems, was out Friday to commence duct sealing.  The Energy Star rating system specifies a maximum permissible amount of duct leakage from our ventilation ducts.  Even though the entire duct system is located within the [...]

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Our Own Solar System

We hit a big milestone today - we went off the grid and starting producing our own electric power!  Our 14.7 kW array will provide a substantial amount of the home’s energy during most of the year.  Our solar installer, [...]

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Blower Door Test Redux – a REALLY Airtight House!

Once the exterior wall insulation was completed, our LEED Rater, Mark, came by to do another blower door test and IR examination of the insulation.  Our goal was to identify any spots where insulation was missing, and fix any air [...]

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https://www.youtube.com/watch?v=t1JoUx5k_NQ

https://www.youtube.com/watch?v=t1JoUx5k_NQ A lot has happened since my last update several weeks ago.  Much of September was devoted to installing the interior insulation in the project.  This is one of the most [...]

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MassSave tour

A few weeks ago we hosted a tour for program administrators and utility representatives from MassSave.  MassSave is a collaborative of Massachusetts' natural gas and electric utilities and energy efficiency service providers, including Berkshire Gas, Blackstone Gas Company, Cape Light [...]

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