A heavy duty concertina attic ladder that is rigid and does not flex during use. The supreme heavy duty aluminium attic ladder is manufactured from high strength die-cast aluminium alloy components contained within, attached to a wooden hatch box and metal strap door. In addition, large steps and non-slip protective feet offer comfort, safety and ease of egress. It has a space-saving trapdoor with small ceiling openings. Built in gas spring assist operation make it easy to be used. Maximum height of 4mt can be added.