Door for Kitchen Furniture Vela: 1634 Vela Door for plexiglass 3 mm. For dimension over L = 1200 mm a vertical reinforcement in the middle is suggested. 13/04/2015 Nicola For upright lower than 480 mm a vertical reinforcement in the middles suggested; Door sizing 3 mm less than cabinet size. Is not possible to produce doors H < 360 mm. or H > 720 mm. Doors H < 480 mm. are not suggested.