Tread stepladder 100% made of fiberglass! All-insulated (tested up to 30'000V), maintenance-free, corrosion and acid resistant. Comfortable standing on it due to horizontal aligned treads. Secure stand thanks to the optimized rubber feet and redundant spreading belts. Very high stability and less torsion thanks to angle cross beams between frame and treads. SUVA-compliant according EN 131.