Wolf's mouth sections

A manhole is an air vent for underground rooms made in one of the walls of the room; it is used to take air and light from the cavity, which at street level is provided with openings protected by grates or by special ditches also provided with a grate cover. (Source Wikipedia)

In this category there are drawings of masonry sections with a wolf mouth, various sizes and types.

Wide selection of files for all designer needs.