I use a 5 gallon collapsible with a water hose that goes to the bottom
and curves to the side.  The hose helps pin it to the ground and it has
never tried to blow away.

Mike

Mike "Rocket J Squirrel" Elliott wrote:
> I've been using a little 2-1/2 gallon collapsible jug under Mellow
> Yellow to catch sink drainage. http://tinyurl.com/yryy6u is the item. I
> have a foot-long piece of garden hose that screws to the drain outlet
> and dangles into the jug. Problem is, in gusty winds, when the thing is
> empty or mostly so, it can blow away or at least slide enough so that
> the hose pulls out. In our neck of the woods, letting your gray water
> spill all over the pad where the vehicle is meant to be kept is
> considered bad form. I was thinking that there might be something
> flatter -- like a bladder of some sort -- that could hold the gray
> water. I've found plenty of gray and potable water bladders -- in the
> 100 gallon and up size. Anyone know of small bladders that might accept
> a garden hose or similar?
> --
>
> Mike "Rocket J Squirrel" Elliott
> 71 Type 2: the Wonderbus
> 84 Westfalia: Mellow Yellow ("The Electrical Banana")
> 74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano
> KG6RCR
>