FAQ Search Select a Category Cleaning Formulas Cleaning Tips Corporate Deep Cleaners FAQ Hard Floor Cleaners 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 did the brush stop rotating on my machine? What are the main uses for the Acarosan spray? I have an upright carpet cleaner. When mixing the cleansing formula do I use it full strength or dilute it in my machine? Can I use OxyPRO as a pretreater to deep cleaning?