Description
Frame constructed with 1 1/4″ x 1 1/4″ square tube and 1″ x 1″ angle iron. All are 7′ 7″ in height and require one or more 8′ lengths of 5″ tall sliding door track, for a total of 8′ height. All sliding doors may slide open to the left or to the right. To properly mount a sliding door, a post must be located on the side onto which the door slides, at the same distance away from the opening as the doors width. Heavy-Duty Sliding Door.