SO PHRESHGrey & White Lift-to-Sift Cat Litter Pan X-Large 22.4" L X 16.9" W X 10.6" H

Does this have at least 2 inches of space for sawdust to fall through to bottom

Does the sifter work with PrettyLitter silica cat litter?

Does the manufacturer say this could be used with pine pellets? The comments are mixed on this issue. If the holes are too big, the pellets fall throu

Does this come with the high wall attatchment?