Pet Pro Carpet Cleaner Shampoo Solution (5L) Deep Cleaning Stain Remover with Odour Neutraliser to Remove Dog & Cat Urine, Makes 500L of Carpet Cleaner Solution. 5 Litres Of Concentrated Pet Carpet Cleaner Shampoo - Makes 500 Litres of Diluted Upholstery & Carpet Cleaner Solution For Wet-System Carpet Cleaning Machines, Rug Cleaners & Spot Carpet Washer Machines.