Brand Name: Werner *Maximum Ladder Height: 24 ft. *Width: 19 in. *Material: Fiberglass *Product Type: Extension Ladder *ANSI Ladder Rating: Type 1A *Capacity: 300 lb. *Base Spread: 19 in. *ANSI Certified: Yes *Weather Resistant: Yes *OSHA Compliant: Yes *Non Conductive: Yes *Rung or Step Materials: Aluminum *CSA Listed: No *Minimum Ladder Height: 12 ft. *Number of Steps: 24 *Nonslip Tread: Yes *Rung or Step Depth: 1.6 in. *Twin Steps: Yes *Discovery ACC