I am in the middle of building some new vivs for my Australian Argus monitors, and am wondering what substrate to use in them. The vivs are 14'x4'x3', so I need something that I physically can maintain and keep clean.

Any suggestions?

Thanks,

Hugh
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7:2 Uromastyx acanthinura nigriventris
1:2 Uromastyx geyri
1:1 Uromastyx hardwicki
1:0 Uromastyx dispar maliensis
1:0 Uromastyx aegypita aegyptia
0:1 Uromastyx aegyptia microlepis

1:1 Sauromalus obesus obesus

2:1 Varanus panoptes panoptes
0:1 Varanus flavirufus ssp.