Decrease indoor allergens and deep clean your carpet at the same time with. Allergen Control Carpet Shampoo. Neutralizes dust mite particles rendering them defenseless to trigger allergic reactions. Cleans and brightens carpet that enhances the look of any room. Dry foam formula dries fast and prevents excess moisture so you can occupy your rooms more quickly with less damage to the backing of the carpet. Available in lavender and unscented fragrances. Available in 1 gal and 32 oz sizes.