An adjustable skirting frame includes a first frame rail; a second frame rail disposed in spaced-apart, parallel relationship to the first frame rail; a plurality of spaced-apart, parallel, length-adjustable studs pivotally carried by and extending between the first frame rail and the second frame rail; a plurality of center supports extending between adjacent pairs, respectively, of the plurality of length-adjustable studs; and a plurality of panel mounting spaces formed by and between the first frame rail, the second frame rail, the plurality of length-adjustable studs and the plurality of center supports.