A portable ozone gas generating device that includes one or more transformers is disclosed. The portable ozone gas generating device generates a plurality of high levels of ozone gas to eradicate a plurality of pests, odors and undesired microorganisms, one or more generator cells that are utilized by the device to eradicate the plurality of pests and undesired microorganisms and an ozone hose or other conduit that directs air that is forced across the generator cell. The device also includes a blower that is a powerful high volume high pressure blower, turbine or fan that provides power to the directed ozone air required to positively pressurize a structure to eradicate the plurality of pests, odors and undesired microorganisms, a large diameter flexible undegradable ozone rated hose and a filtration system and an adjustable disposable aperture airlock that connects the structure with the device.