You all DO know that you can buy "real" capillary matting, right? I bought some from HPS this year, but am also still using some that I bought many years ago...
This is what I bought:
http://www.hpsseed.com/dp.asp?...
I really like the fact that it came with a thin "cover" material that is supposed to help prevent evaporation and also keep the actual mat cleaner.