Step 3. Pour an enzymatic cleaner over the urine area, saturating the carpet. Make sure the cleaner is so thickly applied that it gets down to the subflooring beneath the carpet. Enzymatic cleaners actually dissolve the urine, removing the odor that might attract your cat back to the same spot.Let air dry completely, then rinse with clean water and a rag.ake sure the cleaner is so thickly applied that it gets down to the subflooring beneath the carpet. Enzymatic cleaners actually dissolve the urine, removing the odor that might attract your cat back to the same spot. Let air dry completely, then rinse with clean water and a rag.