Michael Merzenich, Ph.D. is a pioneer in brain plasticity research and the author of more than 150 peer-reviewed articles. He has received numerous awards and prizes, has nearly 100 patents and has been featured in hundreds of books covering topics such as learning, rehabilitation and plasticity.
There shall not be more than the equivilent of four quarter bends (360 degrees total) between pull points, for example, conduit bodies and boxes. ansi/tia/eia-569-b: 8.8.2.2 Bends
Measure and mark the location of your bottom flange. According to Cornell University, specialists recommend that when installing a diagonal safety rail, you select a 24 inch grab bar and install it at a 45-degree angle. Slope the rail upward toward the showerhead. The lowest point of the rail should be about 9 inches from the rim of the tub.