FAQ Search Select a Category BarkBath Cleaning Formulas Cleaning Tips Commercial Products Corporate Deep Cleaners Hard Floor Cleaners Mops, Brooms and Brushes Parts and Accessories Steam Sweepers Vacuums Warranty Web Site and/or go Why do I need to use Booster and a cleaning formula Answer: Booster is designed to break down the stain allowing the deep cleaning formula to remove the stain from the carpet. It is designed to work on a broader range of stains and contains a more powerful breakdown action than cleaning formula alone. Related Questions Why is OxyPRO dual chambered? My Self Propelled ProHeat machine sprays continuosly. How can I correct this problem? Can I use Little Green or Little Green Pet Formula in my full-sized Deep Cleaner? How do I use the 2X concentrated formula?