DESC: It's hard to believe, but indoor air can often be 5 times more polluted than our outside environment. These indoor pollutants adversely affect over 60 million Americans (one out of four people), causing allergies and related diseases. Effective environmental control can help individuals reduce their exposure to allergens which can lead to a healthier and even symptom-free life. Depend upon the Guardian, a unique, state-of-the-art vacuum, with True HEPA filtration. It cleans and refreshes air before releasing it back into your home to provide you and your family with a healthier environment.