Do Curtains Make A Room Look Bigger Or Smaller . That is, do not leave the curtain flush with the window, but if there is only a piece of wall next to the window, cover it with the fabric. By hanging curtains from the highest point of the wall that fall all the way down to the floor, you create a. Can Curtains Make A Room Look Smaller? Home Decor Bliss from homedecorbliss.com Open up the windows to let the light of the outdoors into the area, as well. Photograph by matthew williams from remodelista: Even what you use to furnish your room can make a difference in how your windows appear to the eye.