Just read the brochure, its all in there.
On-Grade Drains
##On-Grade Drains onon-grade floor drains are for use in ground-level applications, or where a waterproofing membrane is not needed. ##Flashing Drains Flashing
Flashing Drains
Flashing drains are typically installed when a waterproofing membrane is used to protect finished areas under the drain.
you are going to want an on grade drain for almost all basement slab applications