For the lower portion of the powder room, she painted the walls black (Sherwin-Williams' Tricorn Black) and then added black chair rail - but it's not your average chair rail; it looks zigzagged.

“The power of one piece of art in a room, especially like a powder ... “It gives the effect of a faux chair rail.” Small and self-contained, powder rooms are packed with potential.

Small and self-contained, powder rooms are packed with potential ... “It gives the effect of a faux chair rail.” This story was originally published at washingtonpost.com.