[Greenbuilding] superior insulation from a wall made entirely of doweled wood panels?

[John Bone]

Yes, but as the legal minimum for new construction is now (for U-values  
for walls) around 0.14 w/m2K , .. in the UK and most of northern Europe.

John Bone, MBEng, BSc Hons, ICIOB

  On Sun, 06 Feb 2011 13:27:07 -0000, jfstraube <jfstraube at gmail.com> wrote:

> The metric value for R (or RSI), is 5.67 times that of US value.
> So, 1/0.2=RSI5 = 5*5.67= R28.
> Given the mulitple air gaps and big chunks of wood, I would not be sure  
> it is actually that high, but it is quite realistically R20.
> Not a great use of wood fiber (eg 5 times as much as needed for most  
> structures), but if you have lots of free wood you are trying to >find a  
> use for ....
>
> On 2011-02-06, at 12:41 AM, Rob Dickinson wrote:
>
>> Isn't that just 1/0.20 or R5?  Not particularly very well insulated, by  
>> wall standards.
>>
>> Rob
>>
>>
>> On Sat, Feb 5, 2011 at 8:52 PM, Reuben Deumling <9watts at gmail.com>  
>> wrote:
>>> Can anyone speak to this? 
>>> http://www.thoma.at/html/english/holz100/gesund/waermedaemmung.html
>>>
>>> Seems interesting but also a bit hard to believe. A 14" wall that  
>>> achieves a U-value of 0.20. What is that in our R-units?
>>
>
>> John Straube
> www.BuildingScience.com
>
>
>



-- 
John Bone, MBEng, BSc Hons, ICIOB
Home Email: JohnBone at gateshead.plus.com
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