gnashty;581228 wrote: Caribsea special grade reef sand (google it) - its not that expensive, about $27 for a 40# bag. many sponsors carry it or will get it for you.
In my humble opinion, sand is something you want to invest in right the first time. Its a major PITA (and dangerous) to switch it out should you decide you (or your inhabitants) do not like it down the road...