[Greenbuilding] over-insulating

[ErgoDesk]

CONSTRUCTION PRACTICES & PUBLIC HEALTH <http://bit.ly/1lZ4be5>


Sincerely,
George Hawirko
*http://about.me/StyroHome <http://about.me/StyroHome>*


On Thu, Jan 28, 2016 at 7:04 PM, Reuben Deumling <9watts at gmail.com> wrote:

> A conversation between Frank T and John S reminded me of something I'd
> been meaning to post here: my recent adventure in over-insulating.
>
> I recently remodeled* a 2x6-framed two storey house in the Pacific NW of
> the US (built by my family 30 years ago). Half of the upstairs I turned
> into a self-contained apartment for my mother. It is about 500 square feet.
> I added a 2x4 wall on the inside of all the exterior walls and blew in
> dense pack cellulose, for a total walll thickness of about 11 inches. The
> interior wall framing does not touch the original exterior wall which still
> has the original fiberglass batts in it - I left the drywall in place. I
> lofted the attic and ran horizontal 2x3 furring strips on the inside of the
> 2x8 rafters attaching them with hurricane clips at the junctions. I reused
> the original and some new fiberglass batts in two layers perpendicular to
> each other ~ 11 inch total thickness. The original house had very poor air
> sealing, and I tried to improve this as best I could. The windows are the
> original thermopane inward opening casements imported from Germany. I added
> wood framed storm windows that fit snugly, screens in the summer.  Heat is
> provided by a small Danish wood stove with a flue-mounted water jacket for
> domestic hot water.
>
> However...the heating demand for this space is very nearly zero. The whole
> house (before this remodel) burned through about 5 cords/winter and it was
> never really cozy. So far this winter my mom's burned a little over
> one-tenth of a cord.
>
> Reuben
>
> * I know I asked a bunch of questions about this project of you folks
> along the way. A belated thank you to all.
>
>
>
> _______________________________________________
> Greenbuilding mailing list
> to Send a Message to the list, use the email address
> Greenbuilding at bioenergylists.org
>
> to UNSUBSCRIBE or Change your List Settings use the web page
>
> http://lists.bioenergylists.org/mailman/listinfo/greenbuilding_lists.bioenergylists.org
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.bioenergylists.org/pipermail/greenbuilding_lists.bioenergylists.org/attachments/20160128/bce112d8/attachment.html>