You can find those in most RV catalogs if I'm thinking of the same thing.
They're expensive, as is most stuff connected with RVs.

Here's a solution "on the cheap:"

http://www.enter.net/~bloss/vw/ac1.jpg

You need to make the bracket, of course.  And no, I don't have the plans,
'cause Steve Sandlin made the bracket.  He's a listee and might have the plans.

http://www.steveslockshop.com

BTW, he does great lock repair as well and makes VW keys.

-Karl

On Wed, 07 Jun 2000, George Averill laid this bit of wit and wisdom upon us:
>
> Many years ago a concern in California ran an adv. for a roof mounted air conditioner that could be used whiled parked in a camping area.  I am interested in installing a system on my 84.
>

--
Karl & Kristina Bloss - vanagon@makarov.com
1987 Westfalia Weekender "Bev" - 197K Miles
http://www.enter.net/~bloss/vw
VW Shop List: http://www.enter.net/~bloss/vw/vwshops