Instead of drilling directly into the outdoor wall attach suction cups equipped with hooks to the four corners of each window.
How to attach christmas lights to concrete wall.
When you re ready to hang the lights simply use the bottom part of the s as a hook and string the wire of the lights into each hook.
To secure a vertical stretch of lights going straight up or down the wall face the clips in.
Use an outdoor extension cord so you can take the hot glue gun up on the ladder with you.
Place the ladder in the location where your string lights will end and climb the ladder with your lights and glue gun.
Hold the end of the string lights against the wall with one hand.
For added strength and security mount additional suction cup hooks along the edges of the window before stringing the christmas lights through the hooks.
Stick a small adhesive decorating clip to the walls in each place you want to attach a strand of lights.
Apply a line of hot glue along the side of the first bulb socket.
Cut the rope and wires with sharp scissors.
These marks will have solid or dotted lines.
To secure a vertical stretch of lights going straight up or down the wall face the clips in alternating directions to make the arrangement more secure.
Stick a small adhesive decorating clip to the walls in each place you want to attach a strand of lights.
Hold the glued side of the socket against the wall or overhang and keep it in place for several seconds to allow the glue to cool.
Drill using a masonry drill bit click to see a great set on amazon since they are designed for brick and concrete on your marks going as deep as your screws.
If you cut the lights anywhere else it can damage the wiring permanently.
Place the nozzle of the glue gun close to the light cord being careful not to touch it.
Lay the rope lights against the concrete where you want to install them.
Purchase s shaped gutter hooks at the home improvement store and hang them up by pressing the top part of the s into the gutter with the rest of the hook resting on the front.