THE MOST AMAZING LASAGNA is truly the world's best lasagna. Absolute perfection! And the hack for the pasta is genius! RECIPE:...
Shower head parts called escutcheons or flanges are situated over the area of the arm as it fits into the wall. The escutcheon is largely decorative and serves to hide the opening made by the shower arm.
The elbow can be anywhere you want it, but usually about 6 above the tub. The valve is mounted at a convenient height where your hand can reach it comfortably while in the tub or standing for a shower, often about 36 up, but it and the shower arm height depends on how tall the users are.