ANSI Ladder Rating: Type IAA *Brand Name: Werner *Door Material: Plywood *Frame Material: Aluminum *Ladder Material: Aluminum *Landing Space Range: *Maximum Ceiling Height: 10 ft. Ceiling *Minimum Ceiling Height: 8 *Number of Steps: 11 *Product Type: Attic Ladder *Recessed Opening Width: *Rung or Step Depth: 3.5 *Rung or Step Material: Aluminum *Rung or Step Width: 12.75 *Step Rise: *Sub Brand: *Swing Clearance: *Width: 21.6 *Maximum Ladder Height: 10.3 *Weight Capacity: 375 *Rough Opening: 25 in. x 54 in. *Certifications/Compliance: ANSI and OSHA *Weight: 52