· Shop the plaster lighting collection on chairish home of the best vintage and used furniture decor and art Art deco plaster wall lights For sale on 1stdibs beautiful and super decorative pair of geometric tapered plaster wall sconces Jacques adnet pair of brass leather sconces wall lights lamps french art deco 5 out of 5 stars 21 21 reviews1401 · Apply the plaster over the entire surface of the stencil, as if you were spreading Nutella on your toast It's important to make sure it's completely covered Then, before the plaster sets, carefully remove the stencil, and leave it to dry for a few hours Once dry, rub the sandpaper over the plaster to create a smooth, even finish You then have the option of painting it Once the paint · Plaster walls are a great idea for any space, from a bedroom to an entryway It's usually done in neutrals like white, offwhite, grey, beige and their shades but you may go for any color you like coral, blue, green or any other, add not only texture