Product Info Catalog Material Handling Ladders & Scaffolding Aluminum 28-Ft. Extension Ladder, Aluminum, Type I, 250-Lb. Duty Rating 28-Ft. Extension Ladder, Aluminum, Type I, 250-Lb. Duty Rating 28-Ft. Extension Ladder, Aluminum, Type I, 250-Lb. Duty Rating Request a Quote UPC: 728865015938 Manufacturer: Louisville Ladder SKU: 224279 Model Number: AE3228 28-Ft., Aluminum, Type I, Extension Ladder, 250-Lb. Duty Rating, Quick Latch, Safety Rung Lock, Mar-Resistant End Caps, Swivel Safety Shoes, D-Shaped Rungs, Meets OSHA, CSA, & ANSI Standards, Rope & Pulley Modified I-Beam Construction.