Image Item No. Description  61649  Duplo Door / Window Frame 2 x 4 x 3 Flat Front Surface, Completely Open Back Catalog: Parts: DUPLO, Building  92094  Duplo Door / Window Frame 2 x 4 x 5 Catalog: Parts: DUPLO, Building  16598  Duplo Door / Window Pane 1 x 4 x 3 Curved Front with Rounded Pane Catalog: Parts: DUPLO, Building  26249  Duplo Door / Window Pane 1 x 4 x 3 with Four Panes Rounded Catalog: Parts: DUPLO, Building  87653  Duplo Door / Window Pane 1 x 4 x 3 Wooden Gate with Handle Catalog: Parts: DUPLO, Building  51288  Duplo Door / Window Pane 1 x 4 x 4 with Rounded Top and Handle - Castle Catalog: Parts: DUPLO, Building  51702  Duplo Door / Window Pane 1 x 6 x 7 Sliding Grille Catalog: Parts: DUPLO, Building