FAKRO LWS-PL 66854 Insulated Attic Ladder for 25-Inch x 54-Inch Rough Openings Easy-to-install insulated wooden attic ladder for 25 x 54-inch rough openings Adjustable to fit ceiling heights between 7 feet, 11 Inch and 10 feet, 9 Inch Insulated wooden door frame helps to reduce energy cost (R-Value of 5.2) Well balanced door opens and closes easily with no sudden movements Maximum user weight of 300 pounds; backed by 2-year warranty