Abstract: Devices and methods for deterring pests are described. In one embodiment, the device comprises a housing, a volatile deterrent agent in the housing, the volatile deterrent agent producing a pest deterrent gas, at least one outlet port in the housing for exit of the pest deterrent gas, a closure member for selectively opening and closing the at least one outlet port, and a support coupled to the housing and providing structural rigidity to the housing. In another embodiment, the method comprises providing a plurality of pest deterrent devices in an area, each pest deterrent device comprising a housing containing a volatile deterrent agent, the volatile deterrent agent producing a pest deterrent gas, and opening a closure member of each pest deterrent device to release the volatile deterrent agent.