What material is used as the exterior covering of the 2nd floor wall on the east side of the Veterinary Center?

The exterior covering of the 2nd floor wall on the east side of the Veterinary Center is correctly identified as composite aluminum exterior cladding. This material is known for its durability, lightweight properties, and resistance to weather elements, making it an ideal choice for exterior applications in modern buildings. The use of composite aluminum cladding provides a sleek and contemporary aesthetic, which is often desirable in architectural design.

Composite aluminum cladding is also valued for its ability to provide effective insulation and energy efficiency, contributing to the overall sustainability of the building. This material can be easily fabricated to fit various designs and is available in a range of colors and finishes, allowing architects significant flexibility in their design approach.

In contrast, the other materials mentioned would not align with the architectural and functional requirements typically associated with a veterinary center. While vinyl siding, brick veneer, and fiber cement board may have their places in construction, composite aluminum is particularly advantageous in terms of performance and visual appeal in commercial settings.