ELECTRICAL BACK BOX FOR MOUNTING WITHIN A SUBSTANTIALLY CIRCULAR HOLE

摘要

An electrical back box for mounting in a hole of a mounting surface which defines a plane, the back box comprising: a body having a side wall of substantially circular outer profile; and a flange member adapted to contact the mounting surface when the back box is inserted into the hole, thereby preventing further insertion, wherein the back box includes one or more existing or formable cutout portions adapted to increase the internal space of the back box.