I'm a member of AUS BBQ forum Dave and Chris from Urban griller was the one who provided the info on how to source a new water pan when mine blew a hole.
For info - Chris is a big fan of Frank's gourmet meats in Freo for meat supply and sells a mean gas BBQ upright smoker for next to nada.
LINK
He's a mad BBQ boy and also run BBQ lessons. Excellent guy.
If anyone wants to see the collection of various BBQs for BBQ mastery look
HERE.