A tool for use with a cartridge gun adapted to dispense a product from a cartridge, the tool having first and second nozzle members with a fluid passageway extending therethrough, the first and second nozzle members being rotatably moveable such that they may be moved through 180.degree. with respect to each other, the nozzle members having an arcuate configuration, and a guide member to guide the dispensing end of the tool through a prescribed path with respect to a fixed object. The tool permits a uniform dispensing at a desired distance and permits the user to dispense the contents into all corners of a room or the like.