Joist ranges from 6 to 12 inches with a steel thickness from 0.034 to 0.101 inches. Fortis customizes their joists on the production line to variate it from doing a continuous layout of overlapping joists or one single length. Floor joists are supplies with knock-out, pre-punched into the webs at regular intervals. Accommodating the installations of electrical and plumbing services.
*An advantage of the range of steel joist thicknesses and depths is in the flexibility it provides for the orientation of the joist spans. It is possible to increase the joist thickness to span the long lengths of a room to open up the area between the joist to run the HVAC ducts.*