Ceiling Installation: Designed for ceiling thickness ≥5.12 in and vertical height of 9.5-10.2 ft, this steel attic ladder allows 2 in wall clearance to fit various layouts. Cut a 39.4 x 27.5 in opening, drill in place, lift the ladder, and fasten with screws. (Must be mounted on a load-bearing area!) 660LBS Strong Load Capacity: Made of impact-resistant alloy steel with durable hinges and support rods, this ladder maintains strength even after repeated use. The X-frame adds stability, while anti-slip rubber feet help avoids shifting. 5.5-inch wide steps ensure better balance and easier climbing Hydraulic Support for Safe Use: Upgraded dual hydraulic rods allow the ladder to lower slowly and steadily, helping prevent sudden drops. Saves effort during use, ideal for the elderly or those with limited strength Effortless Open & Close: Includes pull rod and ring—no extra tools or height needed. Just pull to open, then use the rod to fold it back. The magnetic door panel closes securely and blends with modern ceiling styles Space-Saving Design: With a folded size of 38.6 x 27.2 x 17.3 in and landing length of 55.1–57.1 in, it fits compact areas. Detachable steps allow flexible installation for attics, balconies, rooftops, or lofts