This concentrated deodorizer will fight strong odors economically and efficiently. Deep Blue is a safe alternative to harsh formaldehyde based agents. Deep Blue concentrate is available in three fragrances (Natural, Cherry, Tutti Fruitti) and contains our proprietary odor counteractant to eliminate severe odors for up to one week. Dilute 2 oz. to 3 oz. per 5 gallon, depending on climate. For extreme conditions, use up to 3-4 oz. Available in 250 gallon tote.