An electrical outlet box having a generally rectangular box having a back wall,
a perimetrical side wall surrounding the back wall defining an open front face
and a box interior, the side wall comprised of a first and second set of generally
parallel spaced apart wall portions, outwardly directed flanges extending from
one set of parallel wall portions adjacent the open front face; and fastening structures
integrally formed with and attached to the flanges for rigidly mounting the electrical
outlet box to a structural member.