1x1 D Base - Casa Del Rey's one bedroom one bathroom base unit is a wonderful size of 770 square feet. The D floor plan is our larger 1x1. This could be located either up or down stairs. The rounded arch way form the living room to the kitchen gives this unit a warm feeling. In the kitchen you will find all the appliances, stove, refrigerator, dishwasher, as well as large pantries. through the dinning area you will find the patio.