I use bungie cords tying it to the front passenger seat.  Helps when
water tank has more liquid than holding tank-it tends to tip over
easily.

On Aug 26, 2009, at 9:36 PM, David Beierl wrote:
>
> If you're concerned about the thing flying about during heavy weather
> or crashes, Thetford has either models or a kit to secure the thing
> to the cabin sole.