Looks like JP saw this question and answered it personally :-)
> > He is giving you the correct link, but the incorrect information.
> > so long as you stay and appropriate distance from the wall
> > of the cooler the more slots and the more evenly distributed, the
> To quote JP:
> "The transverse tubes in the rectangular tun should not be slotted to
> prevent channeling. The longitudinal slotted tubes adequately cover
> the floor area without the transverse tubes help. The slots can face
> up, down or to the side; hydraulically, it makes no difference. In a
> circular tun, the same guidelines apply but the transverse tubes can
> be slotted where they are away from the wall"
> Looking at the design, I'd say Scott's picnic cooler was rectangular
> so no slotting of pipes 1, 2, 3 or 4.
> Given that you shouldn't slot the two outside pipes (I didn't know
> that), thats no slots in pipes 5 and 6 either !
> Might have a problem with a stuck sparge or two :-)