Sunlight Unconditioned space Unconditioned space Unconditioned space Sunlight Entrance Figure: Schematic diagram of my living apartment for load calculation Description of the apartment: Location : Dhaka, Capital city of Bangladesh. Floor : 3rd Floor. Availability of Sunlight : South and West. Shadow/Other building : East and North. No of Windows : 2 No of Doors : 6 Occupants : 4 Equipment: 4 (Laptop) Light : Florescent bulb.