Sirena Vacuum Fragances (4) 1.6oz Bottles, Fresh Apples, Eucalyptus, Pine, Tropical Breeze. Air Freshener Deodorizer Eliminates Odors Air Freshener and Deodorizer made for Sirena Vacuum. Eliminates odors such as Smoke, Fish, Onions and Pets. Add 2 Cupfuls to the water basin of your Sirena.