Designed for use with the 32 oz. Prevention Disinfectant Ready-to-Use Spray Bottles (VT509), this trigger sprayer is ideal for customers who purchase the RTU Spray and would like additional reusable sprayers. These unique sprayers have the option to be used for spraying or foaming. Simply close the mesh door to experience foaming action. Benefits of foaming include better surface coverage, slower evaporation, and reduced aerosolization.