Hoover Ultra Vortex Mattress Ultra Vortex Hoover Ultra Vortex helps you maintain a healthy and healthy environment for your family. It removes allergens, dust and dust mites from your mattresses and all the upholstered furniture in your home such as sofas, cushions and pillows. Ideal for home upholstery Ultra Vortex removes allergens, dust and dust mites from your mattresses and all your home upholstery such as sofas, cushions and pillows. 3 in 1 mode Ultra Vortex has 3 modes to achieve a deep clean: suction mode, roll & beat mode and UV lamp mode which can kill up to 99.9% of bacteria, allergens and dust mites, as well as prevent their reappearance.