Housetraining a cat, especially one still getting used to his new home, can be a bit of a mess sometimes, which is why you need the Thornell Cat Odor-Off Concentrate. Cleaning up cat feces and urine is not easy, as it leaves a lasting, strong odor. However, with this pet odor eliminator from Thornell, eliminating cat odors has never been easier. Simply spray or pour the pet urine odor remover solution on the infected surface, work it in thoroughly, and leave it to dry. You can reapply as much as necessary to fully eliminate the odor. Cat Odor-Off can be used on a variety of surfaces including carpets, pet cages, fabrics, litter boxes, and floors.