Whirlpool Part Number 8283179: Barrier. Lower Vent BARRIER, LOWER VENT Works with the following models: Whirlpool CXA1300W2, Whirlpool DU600PWKQ0, Whirlpool DU620PWKQ0 Whirlpool DU940PWKB0, Whirlpool DU940PWKB1, Whirlpool DU940PWKQ0, Whirlpool DU940PWKQ1