The material used for the back curve wall panel is generally not specified in the given information. The back curve wall panel is a component of architectural design that is typically made from a variety of materials, including wood, metal, glass, concrete, or plastic. The choice of material for the back curve wall panel is dependent on factors such as aesthetics, durability, functionality, and cost.
Wood is a popular choice for back curve wall panels due to its natural and warm appearance, as well as its versatility in design. Metal panels can offer a sleek and modern look, while glass panels can provide transparency and light.
Concrete is a durable and strong material often used for back curve wall panels in structural applications. Lastly, plastic panels may be used for their affordability, ease of installation, and variety of colors and finishes available.
Ultimately, the material used for the back curve wall panel will depend on the specific requirements and preferences of the project, as well as the budget and availability of materials. Each material has its own unique characteristics and advantages, making it important to carefully consider the best choice for the desired aesthetic and functionality of the design.