The Skyline Group KATT aluminum roof access ladder is suitable for all safe roof access applications. KATT modular ladder access system is constructed using high grade aluminum, incorporating a profiled rung design with size and spacing meeting ladder codes and regulations. This aluminum roof access ladder is available with ladder cage, a prefabricated caged ladder which meets ladder cage codes. KATT roof ladder access systems applications include: permanent applications providing access to elevated areas and roofs for maintenance, safe access between varying roof levels, safe access into ceiling spaces and machinery platforms for plant and equipment maintenance. KATT fixed aluminum access ladders are vertical access ladders for flat roofs. Certified and installed to code, these fixed ladders provide safety and assurance for workers accessing roofs for equipment maintenance.