Kitchens by Richards Inc The size will depend on the appliances you are storing. This cabinet is 39" wide and 24" deep with an opening about 24" or so but ou could be smaller that that in width and height and to some extent in depth. The sliding concealed doors take up some width (the photo shows the left stored and the right out). This is the type of feature that custom cabinetry, like our Grabill Cabinets, can provide.