[ Ссылка ] - In this video you will learn how to use a calculator for figuring out the stair rise, how many stair risers you will need and how tall the stairway will actually be. This is a simple math video, designed to help construction workers learn how to figure out the height of the stair treads. Make sure that you watch more of our videos and visit our websites today for more helpful information on remodeling, construction and even home repairs.
