This triple section extension ladder by Werner is constructed using high grade aluminium combined with high performance box section stiles to ensure both performance and durability Fitted with Unique wrap-around top clips with smooth glide runners which reduce wear and tear and make extending the ladder both quick and easy The Slip-resistant square rungs and heavy-duty wide stabiliser bar combined with the Integrated ladder level gauge for accurate positioning provide maximum safety and comfort when climbing and standing on the ladder The Locking catches secure sections together for safe use and easy transportation Approved to the latest EN131 Standard, Approx. Closed Length: 1.89m, Max. Open Extended Length: 4.13m (13ft 6in) , Max. Standing Height: 3.01m (9ft 11in), Safe Working Height: 4.76m (15ft 6in), Section x Rungs: 3 x 6, Tread Type: Square Rungs, Weight: 27.3152742618 pounds, Manufacturer: Werner