Patent ID: 8424240

Claim:
A method of fumigating the contents of a container having a main opening with at least one door, said method comprising the steps of: (a) placing at least one circulation fan, a fumigant introduction line, and at least one gas monitoring line in at least one predetermined position within the container; (b) placing a portable containment door in the container main opening in covering relation therewith; (c) forming a seal between the peripheral edge of said containment door and the container; (d) electrically connecting said circulation fan to an external electrical power source; (e) fluidly connecting said fumigant introduction line to an external fumigant source; (f) fluidly connecting each of said at least one tubular gas monitoring lines to an external means for monitoring fumigant concentration; (g) injecting fumigant into the container via said fumigant introduction line until a predetermined fumigant concentration is achieved; (h) monitoring fumigant concentration; and (i) maintaining a predetermined fumigant concentration for a predetermined time period by selectively injecting additional fumigant.