The UniBond Aero 360 Moisture Absorber needs refill tabs to absorb moisture and neutralise odours in the air. You can bring a fresh smelling scent to your home with these scented refill tabs that will fill any room in your home with a relaxing smell. The system works by absorbing extra humidity and converting this into brine that's collected. It will take away any bad smells so that your guests feel refreshed every time they visit you in your home. These tabs will help to prevent condensation, mould, peeling wallpaper and more by absorbing excess moisture in the air when used with the moisture dehumidifier. Compatible with Unibond Aero 360 Moisture Absorber Available in the following Scents Waterfall Freshness Wildflower Meadow Lavender Garden Each refill has a special wave shape.