The Werner T400 Series Twin-Sided Stepladder delivers maximum strength and flexibility for demanding work environments. With a 375 lb duty rating on each side, it’s built to support two-person tasks without compromising stability. Crafted from heavy-duty aluminum, this ladder is both lightweight and rugged enough for daily professional use.
Its extra-wide slip-resistant Traction-Tred® steps and solid double-riveted construction offer secure footing and long-lasting durability. The heavy-gauge extruded aluminum top and reinforced U-channel bracing on the bottom steps enhance stability during high-reach work. Internal or external spreaders (depending on ladder size) provide added structural strength.
Whether you're working alone or with a partner, this ladder gives you the confidence to get the job done safely and efficiently. Available in 8 ft and 10 ft sizes, it meets or exceeds OSHA and ANSI Type IAA standards, making it a go-to for commercial and industrial job sites.