OK the H13 I had seen but never built. That is amazing. I am making it 
happen. Thanks!


On Wednesday, August 15, 2012 10:52:55 AM UTC-7, Gibbon wrote:
>
> Agreed, R+Heatshield is fantastic. If I used any other material I would 
> coat it with Kilz and perhaps another layer of aluminum tape. Small, thin 
> strong, light...i considered a used cardboard box reinforced with something 
> or other. If I can get the roof rack going I should be set.
>
>
> On Wednesday, August 15, 2012 5:34:30 AM UTC-7, Alejandro wrote:
>>
>> Hexacomb is a possibility.  It's just not as easy to find as polyiso. 
>>  And I don't know that it has a foil outer layer.  I'm guessing it doesn't, 
>> which means it's not ideal in case it rains.  To be prepared for rain, 
>> you'd probably have to tape the outside with foil tape I imagine.
>>
>> As per the Hexayurt Playa webpage (
>> http://www.appropedia.org/Hexayurt_playa), hexacomb apparently also 
>> needs an additional insulating layer, as in and of itself, it seems to be 
>> insufficient for insulation purposes.
>> R+Heatshield <http://insul.net/prod_heatshield.html> is specifically 
>> mentioned to be used in conjunction with hexacomb.
>>
>> Also mentioned are Coroplast or Triplewall corrugated cardboard. But 
>> again, I'm guessing they too will not withstand rain on their own. 
>>
>> Personally, I think 1" polyiso is the way to go. I built an H13 with 
>> Rmax. Light, sufficiently strong, and great R factor to weight ratio, plus 
>> it already comes with an outer foil layer (which reflects sunlight away as 
>> well as resisting rain). 
>>
>> -Alejandro
>>
>>
>> On Tue, Aug 14, 2012 at 11:18 PM, nutrapuppy <[email protected]> wrote:
>>
>>> Is there a proven super light, strong alternate choice for panels? I am 
>>> attempting to make a folding Hexyurt to haul in a Honda Fit. Any ideas?
>>> Thanks,
>>> Gibbon
>>>
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>>
>>
>>
>> -- 
>> -Alejandro Moreno S.
>> GreenMBA, Dominican University of California
>> Cell (415) 578-8731 
>> LinkedIn <http://www.linkedin.com/in/alejandromorenos>
>>
>>  

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