An adjustable header assembly includes a first piece of material and a second piece of material and at least one bracket. The first piece of material has a fixed length and the second piece of material has an adjustable length. In operation, the length of the second piece of material is adjusted until the second piece of material is proximate wall studs. The second piece of material is then coupled to the studs and the at least one bracket is coupled to the first and second pieces of material.