The inside finish surface comprising 50% or more of the surface area for each vertical section forming an internal perimeter. A vertical Section refers to each part of a window, wall or external construction feature of an office building where the outside finished surface varies from the inside finished surface area of the adjoining window, wall or external construction feature, ignoring the existence of any columns.
The Inside finished surface comprising 50% or more of the surface area for each Vertical Section forming an internal perimeter.
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