Cob Re: Adobe Sealants

[Vernon B. Johnston]

>
>>Mike wrote:
>>
>>Carole Crews (sp?) in New Mexico has a hybrid cob/adobe structure with an
>adobe dome roof (not catenary).  She has  suggested a   special sealant
>(silica-based) that waterproofs but still allows water vapor to enter/exit
>the material.
>>
>[snip]  My question is do you have any further information on
>>the Carol Crews' special sealant?
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>Finally found my notes on this.
>The substance is called "9400" from Palmer Industries.  A couple of years
>ago it was around $20/gallon.  I think Palmer Industries is the one in
>Frederick, MD (301-898-7848), but not sure.  Also was available in 5 gallon
>size (much cheaper/gallon).
>


Hi List   (and Thank You Mike for researching the info),

Is there anyone out their near Frederick, MD who could call Palmer
Industries (if its a local number for you  -  301-898-7848) and check to see
if they are the suppliers of "9400"?  Maybe a few more specifics?

Gratefully,

Vernon