The Pro Industrial Extension ladder has been designed for heavy-duty and frequent use, perfect for regular use on construction sites. This EN131 Professional triple-section extension ladder has three sections and built from the best quality aluminium. This extension ladder from Lyte Ladders comes fitted with a stabiliser bar for added security and comfortable D Shaped rungs. The stabiliser bar is easy to fit and reduces the risk of sideways slips and gives a larger and safer footprint. These aluminium extension ladders have heavy-duty box section stiles and have a maximum load of 150kg. Features D Shaped Rungs Heavy Duty Box Section Stiles EN131 Professional Stabiliser Bar For Added Security Triple Extension Ladder EN131 Professional Size Open Height Closed Height Width Depth Weight 3 x 7 Treads 5.2m 2.2m 1m 0.19 m 13.0kg 3 x 9 Treads 6.7m 2.2m 1.1m 0.19 m 19.5kg 3 x 11 Treads 8.5m 3.3m 1.2m 0.25 m 25.0kg