An awning is disclosed. The awning comprises a case assembly comprising a housing, configured to be mounted to a dwelling, and a lead rail, a roller assembly mounted in the case assembly and including a roll tube rotatable relative to the case assembly, a lead rail assembly coupled to the lead rail, the lead rail assembly movable relative to the housing between an extended position and a retracted position, a canopy having a leading edge and a trailing edge, the leading edge being connected to the lead rail assembly and the trailing edge being connected to the roll tube, and a spring arm assembly connecting the housing of the case assembly to the lead rail, the spring arms including a first arm and a second arm pivotable relative to one another, the spring arm assembly allowing the lead rail assembly to move between the extended position and the retracted position.