The Century 8.9 Ft. Spacemaker Wooden Attic Stair turns your unusable, inaccessible attic into a storage room. This folding attic stairways is a safe, durable solution designed for heavier residential use, It holds up to 350 pounds, has a generous rough opening of 30 x 54 inches, and fits ceiling heights between 7 ft. and 8 ft. 9 inches. It has a 61-inch landing space and a minimum clearance-projection area of 70 inches. Made in the USA, it is the only stairway on the market produced with 1 x 6-inch stiles and stairs for superior stability and sure footing. Sturdy zinc-plated side hinges and power arms give the ladder added strength and the red nut J-bolt allows you to adjust the stairway while open. Like all Century attic stairways, this one is independently certified to meet ANSI safety standards and it comes fully assembled and ready for installation. About Century IndustriesFor over 30 years, Century Industries has been providing customers with reliable and affordable folding attic stairways, specialty windows, and attic storage solutions. Century Industries products are perfect for do-it-yourselfers and weekend project managers. Their philosophy has always been to make folding attic stairways and decorative windows the right way and they are a proven leader in quality home products. Durable materials, advanced technologies, and stringent quality standards ensure every Century Industries product is built to last for years of reliable performance and style. Made in USA of quality, durable wood. Weight capacity: 350 lbs.. Rough opening: 30 x 54 in.. For ceiling heights between 7 ft. - 8 ft. 9 in.. Outer dimensions: 54L x 30W x 105H inches.