I also use scoop away from costco clumping is the only way to go I never smell cat, dog yes. Also get a litter box with a cover otherwise you'll have cat litter everywhere.
Lakota - WGSD 1/13/10
Wolfen - WGSD 12/31/14
Bull -WGSD 2-10-10
Apache - Shiloh Shepherd 12/15/02 - 6/9/15
Kiya - Shiloh Shepherd 5/15/04 -12/19/25