[SustainableTompkins] Anyone had experience with insulating ceramic paint additives...

[Marian Brown]

Thanks, Greg! Appreciate the sage counsel. MMB

Greg Thomas wrote:

>Don't bother.  They work for roofs but not for walls.  They reflect sunlight
>on a roof.  On walls, the heat transfer is mostly conductive and convective
>not radiation.  If you had a room or an outside temperature that was 1000oF
>they might help.  Then the radiation would be a bigger part of the heat
>transfer and they would help.
>
>FYI, I write this about once a year.  Gay asked last year....
>
>Greg
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>On 10/3/07, Marian Brown <mbrown at ithaca.edu> wrote:
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>>Has anyone out there used any of the ceramic, thermal insulating
>>additives you can mix into standard interior or exterior house paint?
>>Such additive coatings are based on tiny ceramic "microspheres" and
>>supposedly increase the R-value of the surface onto which they are
>>applied.
>>
>>Hy-Tech is one brand - Kool Koat is another that we've heard of....
>>http://www.hytechceramics.com/insulatingadditive.html
>>http://www.hytechceramics.com/
>>
>>Any comments?
>>
>>MMB
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>>
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