GoWesty sells one.

  http://www.gowesty.com/Merchant2/merchant.mvc?Screen=PROD&Product_Code=GVW-26001&Category_Code=

Florian Speier <groups.florian@GMAIL.COM> wrote:
  try

http://secure.mycart.net/catalogs/catalog.asp?prodid=4757889&showprevnext=1

its the only source i know in the u.s.... bought mine off ebay germany for
20bucks...
flo

On 9/20/06, BA wrote:
>
> Hi, all,
>
> We're getting around to realizing that we'd like an installed
> gray-water tank. Up till now we've used the "bucket under the van"
> solution. But we'd like to be able to get more adventurous than just
> the developed campgrounds, and an installed gray-water tank seems like
> a sensible idea. (We have a porta-potty for black-water purposes.)
>
> We've searched the vanagon archives and the web with no luck. We had
> searched several months ago and managed to find information about
> installing a tank ... but where did all that information disappear to
> now that we need it?!?
>
> Anyway, if someone could point me to some information we'd be grateful
> ... thank!
>
>
> B&S
> '87 Westy 'Esmerelda Blanc'
> SoCal
>

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