The carbon impregnated filter effectively traps and removes litter box odors. Replacement carbon filters sold separately.
Catit Hooded Cat Pan. With removable clear door and replaceable carbon filter.
Dimensions (pan) : 57cm L x 46.5cm H x 39cm W (22.4in x 18.3in x 15.3in).
Dimensions (door opening) : 26.5cm H x 24.5cm W (10.4in x 9.6in)