[Greenbuilding] Slab on Grade Insulation

Jason Holstine jason at amicusgreen.com
Mon Jun 13 15:07:54 CDT 2011


That is generally true ‹ figure around 2% soy ester content.  I think the
tops I¹ve heard is maybe 10%, but definitely want to verify from the
manufacturer.


On 6/13/11 3:46 PM, "Benjamin Pratt" <benjamin.g.pratt at gmail.com> wrote:

> I seem to remember people on this list saying that soy foam is typically
> largely made up of chemicals, and that soy is just a small fraction of the
> total ingredients. Maybe someone who is more knowledgeable than I can
> elaborate.
> Ben
> 
> On Mon, Jun 13, 2011 at 10:23 AM, Bobbi Chukran <bobbi at bobbichukran.com>
> wrote:
>> Hi Lynelle,
>> 
>> Thanks for the advice!  We did talk to another contracter who lives and
>> breathes "green" but he's not currently insured.  Darnit!  He mentioned some
>> even newer insulating stuff made from either canola or castor bean oil?  I
>> hope I can talk the other guy into using soy, not just for us, but also for
>> the workers who'll be up in the 120-degree attic spraying it.
>> 
>> bobbi c.
>> 
>> 
>> 
>> 
>> 
>> On Jun 12, 2011, at 9:08 PM, Lynelle Hamilton wrote:
>>> It's soy based closed cell, no formaldehyde.  I've been near it when sprayed
>>> and there is no noticeable odour.  Even so, it's sprayed under the 4"
>>> concrete slab and on the outside of the block only.  The ceiling is done
>>> with dense pack cellulose.
>>> 
>>> Some of the stuff is indeed toxic....I had a long talk with my guy here
>>> before I let him spray.?
>> 
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> 

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