Its shape is like an ordinary ladder, having two sides and between these two sides; steps are placed, called RUNGS. The two sides are un-perforated U channels, called RUNNERS.
Runner’s standard length is 2.5 meter and it is generally fabricated from 2mm or 1.6 mm M.S sheet. The center width of the runner may be 50 mm to 150mm and the height of the edge is generally kept 25 mm.
Rungs are of perforated type and their length depends on the width of the LTCT.
Ladder Type Perforated Cable Trays Available In:
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