Chlorine Dioxide Room Deodorizer StayFresh Air Purification System Our StayFresh Air Purification System (APS) destroys pet odors by using controlled amounts of chlorine dioxide to deodorize the room and penetrate hard to reach areas. StayFresh APS chlorine dioxide odor removal gas technology is now available for use in your animal care facility. Our air purification system safely and reliably releases chlorine dioxide room deodorizer gas for amazing odor control, thus enhancing your overall...