The commercial aluminium ‘Boss’ range are not only fantastic quality, but they are also well priced.  Purpose built for commercial / industrial environments, this wholly Australian-manufactured product includes smooth access panel, no screws or hinges visible, neat metal built-in architrave, draft seal, perfect counter balancing,  adjustable ladder with bottom step always the same distance off the floor as spacing from other steps, no assembly needed and no cutting.  With a 150kg load capacity (at any given point), CodeMark Certification and complying to the Building Code of Australia, this is a popular commercial-grade attic ladder.

Also available in a Heavy Duty model, rated to 400kg and 100mm stiles and treads.