Van Ness Enclosed Pan with Door The Van Ness Enclosed Cat Pan is ideal for cat owners who want class-leading odor control provided by a Van Ness enclosed litter pan. This litter pan offers the benefits of an added odor door and replaceable zeolite air filter. It eliminates litter scatter and features a high polished finish that is odor and stain resistant. It is also conveniently easy to clean. Features: Provides class leading odor control by enclosing litter and providing the added benefits of an odor door & replaceable Zeolite air filter Ideal for multiple cat households or households with large cats Eliminates litter scatter High polished finish that is odor & stain resistant & easy to clean