Measure the opening for tub wall to wall and make sure your l shaped shower curtain rod is of comparable length. If your tub opening is larger than average, you may need its curved curtain rod shower. Install your curtain rod curved shower, following the instructions on packaging, at the height of his pencil marks.
Hang your booty double l shaped shower curtain rod in the curved bar, leaving off the cover of the curtain. Curtain liners do not work with standard shower or oversized round bathtub. You can order special coating custom size, if you want to use one.
Insert a hook on the waist in a wall of the tub opening. Measure the distance from the hook to the floor and repeat the installation at the same height on the other wall. Secure tie-backs that come with their booty double shower curtain hooks, one on each wall. You can also allow the side panels hanging down, creating a more contemporary look. Adjust the gathers at the top of the curtain to compensate for the size of the l shaped shower curtain rod and suite your aesthetic tastes.