Design of a top-floor duplex garden

Quick answer：

The design of a top-floor duplex garden involves creating an aesthetically pleasing and functional outdoor space on the upper floors of a building. It typically includes considerations for space optimization, structural support, water drainage, and access to sunlight. Elements such as terraces, vertical gardens, and outdoor furniture are commonly incorporated to enhance the usability and visual appeal of the garden. Additionally, factors like weather resistance, maintenance, and privacy should be taken into account in the design process.