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 On 10/3/07, Marian Brown <[EMAIL PROTECTED]> wrote: > > 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 > > > _______________________________________________ > RSS, archives, subscription & listserv information for: > [email protected] > http://lists.mutualaid.org/mailman/listinfo/sustainabletompkins > free hosting by http://www.mutualaid.org > > -- Gregory Thomas President/CEO Performance Systems Development of New York, LLC 124 Brindley St. Ithaca, NY 14850 607-277-6240 x201 [EMAIL PROTECTED] www.psdconsulting.com www.pscontracting.com www.treatsoftware.com _______________________________________________ RSS, archives, subscription & listserv information for: [email protected] http://lists.mutualaid.org/mailman/listinfo/sustainabletompkins free hosting by http://www.mutualaid.org
