Bonding and Materials in Composite Masonry

Composite masonry walls use two or more wythes, or vertical layers, of masonry to form one unified wall. The wythes may use the same material or different masonry materials. They are joined to work together as a single structure.

These wythes can be bonded in several ways. Builders may use mortar...

Composite masonry walls are constructed using two or more wythes made with different masonry materials or the same masonry materials.

The wythes are separated by about a three-quarter-inch wide collar joint filled with mortar or a wider space that can be grouted in lifts as the wall is built.

Alternatively, the individual wythes ar...