EFIS stands for Exterior ___ and ____ system?

The correct answer, which identifies EFIS as "Insulation and finish," reflects the primary components and purpose of this construction system. EFIS, or Exterior Insulation and Finish System, is a type of exterior wall cladding that provides both thermal insulation and a finished exterior surface. This system is designed to enhance energy efficiency by improving insulation, while also allowing for a variety of aesthetics on the building's facade through different finishes such as stucco, paint, or stone.

Understanding the terminology is crucial in the context of building design and construction, as EFIS plays a significant role in both energy efficiency and waterproofing. By integrating insulation directly into the exterior wall assembly, it helps to reduce energy loss and improve overall building performance.

Other options do not accurately describe the components of EFIS. For example, using "Finish and insulation" misplaces the emphasis, as the correct term is more commonly presented with “insulation” first. Terms like "Fire" or "Facade" also do not capture the essence of EFIS as effectively since the system is primarily focused on thermal insulation coupled with a decorative finish. Thus, the focus on "Insulation and finish" correctly emphasizes the functional and aesthetic elements of the system.