April 9 – Donaldson Run Passive House Update

Building is moving along!  Today we installed rigid foam at the band board and I-Joist cavities.   This insulation provides a thermal break between the floor joists and exterior, which is otherwise unachievable.

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March 23 2014 – Slab Prep Donaldson Run Passive House

 SLAB PREP at Donaldson Run Passive House.6" 60 PSI foam, termite treated, 2" foam at slab edge, 15mil stego vapor barrier, Stego tape all seam and penetrations, lap barrier 2 feet over wall at walkout, 2 feet up wall for remainin

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March 2014

SLAB PREPWe are using 6" of 60 and 40 PSI termite treated foam under the slab of our passive house with a 2" rim to separate the slab from the walls.  This is a test piece we are using to level the site and shoot our lines.  We will do full

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