X-IT 2 Story (13') Emergency Fire Escape Ladder The Award Winning: Safest, Strongest, Smallest, Lightest, Easiest To Use Emergency Ladder Multi Use for Safe Practice + use it in a documented emergency X-IT will replace it Fox News independently tested emergency ladders and recommended X-IT as the best Exceeds ASTM F2175 safety standards including UL Fits all window and wall sizes by securing to window sill & includes storage bag