Decco Aerosol Plus by DECCO is a system of disinfection by cold fumigation using a full-discharge aerosol. This aerosol pot is fitted with a valve that is pressed until trapped, staying then opened until all the content in the pot is released and diffused into the air. Full-discharge pots Decco Aerosol Plus contain E-202 preservative. This food additive is effective against fungi, bacteria and yeasts. It is used in food industry as a preservative in refrigerated dough, pasta, prepizza, frozen pizza, beverages, tomato sauce, margarine, cheese, stuffing, yogurt, nuts, ice creams, sausages, etc, and it is authorized for fresh citrus treatment. Consequently, Decco Aerosol Plus can be used in empty rooms in any type of food and/or agriculture industry. Decco Aerosol Plus full-discharge system is comfortable and safe for the user. It does not require any application equipment nor represents any risk for the facilities, since there is no combustion. Pots can be applied in any closed environment or room such as cold rooms, chambers, manipulation rooms, cooled trucks, etc. Using preservative E-202 does not trigger the appearance of resistant strains of microbial flora; therefore, pots can be periodically used. Its frequent use allows reducing or maintaining low contamination levels (avoiding fruit inoculation during fruit and vegetable postharvest period), as well as avoiding food contamination in food industry. Industrial applications in cold rooms or trailers showed a reduction of ambient contamination between 70-80%. Having in mind that this is a food preservative with the mentioned advantages, we can consider Decco Aerosol Plus as a powerful tool to be used in food industry at a low cost.