In walls or ceilings constructed of noncombustible material, such as concrete or tile, the edge of the outlet box is permitted to be set back not more than ____________________ from the finished surface.

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The Answer of In walls or ceilings constructed of noncombustible material, such as concrete or tile, the edge of the outlet box is permitted to be set back not more than ____________________ from the finished surface.

In Walls or Ceilings Constructed of Noncombustible Material, Such as Concrete