Patent ID: 7587926

Claim:
An apparatus for testing smoke and carbon monoxide detectors mounted at an elevated location above a ground surface, comprising: a testing chamber adapted to fit over the detector to provide an enclosed delivery system during the testing of the detector; a holder connected in a spring cooperating relationship to the testing chamber for containing and releasing the test materials as the testing chamber slides downwardly toward the bottom of the holder when pressed against a wall or ceiling; a handle pivotally attached to the testing chamber for pressing the testing chamber against a wall or ceiling over the detector to be tested; wherein the testing chamber has a distal end or rim defining an opening and including opposing notches having a flexible and sealable material covering the distal end or rim and the opposing notches, the flexible material deforming within the notches when placed over at least one electrical conduit communicating with the detector being tested to form a seal around the conduit extending into the testing chamber.