[Strawbale] airtight plaster

Sebastien Hubert sebastien.hubert at mc2000.be
Sun Dec 15 21:32:19 CET 2013

Hello Dave,

We didn't do a second test...  Honestly I completely forget it. Perhaps 
I could organize it ...  I'll contact the guy who's doing it.

I'll inform you.



On 15/12/13 18:05, Dave Howorth wrote:
> Hello Seb,
> Our project is moving on; we now have some foundations and are waiting
> until spring to start the baling. I was reviewing airtightness details
> and came across your document again, which is very helpful. I wondered
> whether you had now done another test and what you had learned in so
> doing?
> Regards, Dave
> On Sat, 2012-06-16 at 11:31 +0200, Sebastien Hubert wrote:
>> Hello Dave,
>> You are welcome.
>> Of course I'll send the information about the second blower door test as
>> soon as it is done.
>> I was just looking to some anglo-saxon brochure and can't indeed find
>> the DA.  By the way, DA-s is just a DA that is 20cm broad...
>> You can find the DA caracteristics on page 7 of this Pro clima pdf sheet :
>> http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=9&ved=0CF8QFjAI&url=http%3A%2F%2Fdownload.proclima.com%2Fen%2Fint%2FintelloSystem.pdf&ei=uTDcT5TJN8Kh-QbfrumFCg&usg=AFQjCNFafRfUv2NBOsfeZFyPk83L4DVCbA&sig2=c6yDQTUFIvl5ly4vv9kqjQ
>> Proclima INTESANA and DASATOP are also good.
>> In my document, you should read Unalit and not Unatit.  Unalit is a wood
>> pannel (2.5mx1.2m).  I let them cut it in pieces of 2.5mx0.04m.  I use
>> them to fix the airtight membranes and also sometimes the contega tape.
>> You can see it on the 2 following pictures.  Unalit is marked with a
>> (beautiful;-) arrow :
>> http://www.mc2000.be/docs/IMG_2942-arrow.JPG
>> http://www.mc2000.be/docs/IMG_2946-arrow.JPG
>> Hope this help you...
>> By the way, if somebody is using other materials for the air tightness,
>> I would be happy to know them...
>> Cheers
>> Seb
>> On 16/06/2012 01:31, Dave Howorth wrote:
>>> Thanks Seb! (and belated thanks to RT and Sarah as well).
>>> That's exactly the kind of information I was hoping for and very
>>> encouraging for our project. I'd be really interested to learn about the
>>> results of your next test when you do it, and especially anything that
>>> you discover about where the air is leaking.
>>> I have a couple of questions about details of things in your document:
>>> - what's a proclima DA membrane?. In the proclima catalogue I have, I
>>> can see some tape called DA-S that is green and described as "Airtight
>>> vapour check sealing strip". There is also a membrane called Intesana,
>>> which is described as "a combination of exsting DA fleece with the
>>> intelligent INTELLO film". But DA fleece is not listed. Is it something
>>> not available to Anglo-Saxons, or just a different name for something?
>>> - Also, what's Unatit - google doesn't show me anything relevant.
>>> Thanks again,
>>> Dave
>>> On Fri, 2012-06-15 at 22:41 +0200, Sebastien Hubert wrote:
>>>> Hello all,
>>>> Please find below my answer to Dave.  But the file is too big.
>>>> You can download it on :
>>>> http://www.mc2000.be/docs/air_tightness_straw_bale_house.pdf
>>>> Cheers

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