Well, what did you think I was talking about.?
I extended the height of a balcony railing 8 inches for people with cats so the cats can't jump over. The panels flip down and have a top stiffener and latch hooks and eye bolts to hold them in the upright position.
PS IT WAS RAINING
TOO WET TO SMOKE EVEN IF I WANTED TO
(Which I Didn't)