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 What does Heatwave Technology® mean? Answer: Heatwave Technology® provides a constant source of heat to help maintain water temperature throughout the carpet cleaning process. Related Questions My Little Green 1720,1725 is leaking from the bottom. What can I do to correct this? Water is coming out the side vents. What should I do? My 1720 Series Little Green® has no power. What can I do? My 1720 Series Little Green® is leaking. What should I check?