What characterizes adhered veneers?

Adhered veneers are distinguished by their attachment method. In this case, they are affixed to surfaces using mortar, which effectively acts as a bonding agent or "glue." This method allows for a seamless integration into the overall structure, creating an aesthetically appealing finish while maintaining the integrity and stability of the installation. The use of mortar ensures that the veneers adhere strongly to the substrate, making them resilient against environmental factors.

The option that refers to nailing to the wall is characteristic of other types of cladding that require mechanical fasteners, which is not how adhered veneers are typically installed. Additionally, while vinyl is a common material for certain types of siding, adhered veneers can be made from various materials like stone, brick, or manufactured products, so stating that they are primarily made from vinyl is misleading. Lastly, the assertion that adhered veneers do not provide insulation is not entirely accurate; they can contribute to the overall thermal performance of a building when used in conjunction with appropriate insulation materials, although their primary role is decorative and protective rather than insulating.