Duplo Door 1 x 4 x 4 with Four Panes, Different Size and Curved Top

Reference

31023

Duplo Door 1 x 4 x 4 with Four Panes, Different Size and Curved Top (part 31023) is a LEGO element. CollectORbuild's catalog records it in 41 sets, including Around the World and Backyard Clinic. It has been produced in 6 different colors.