What characterizes exposed insulation?

Exposed insulation is characterized by its visibility once the installation is complete. This visibility means that the insulation is not covered or hidden behind walls or other structures, allowing it to be seen by anyone who encounters the space. This can often lead to aesthetic considerations, as exposed insulation may not be as visually appealing as covered options.

While it is true that exposed insulation might be used in a variety of settings, it is particularly relevant in situations where practical considerations take precedence, such as in basements or unfinished areas. The other options suggest limitations or characteristics that do not align with the nature of exposed insulation, highlighting that visibility is a primary defining feature.