A method of patching a destination surface to substantially match a structure of an existing sprayed on visible texture pattern. The plunger is removable by way of a connector between the brush handle and the plunger head. A first securing member includes that includes a plurality of first securing member apertures is operable to be oriented adjacent a first post such that the plurality of first securing member apertures align with respective post apertures on the first post and the first securing member extends over at least one fastener that is coupling an edge of a device chassis to the rack.