LIGHTS :: DIY Lightbulb Socket Adapter Sconce Chandelier Tutorial :: Just screw 2 more adapters into 1 Y socket adapter's openings. Continue until you like the branch-like shape (a few for a sconce, a dozen or so for a chandelier). Then screw Edison bulbs or small, round opaque bulbs, w/ a standard base into the empty openings. For a SCONCE: Screw the original socket splitter into a wall socket & FOR A CHANDELIER: Screw the original splitter into a standard hanging light cord kit! Done!