My builder framed the joist opening, but wouldn’t install. Feared liability. I installed myself. Only comment is that I wish I instructions had been more clear about necessary clearance for Aggregat mechanism. Control Anlage: To operate the lift, you’ll need a control Gebilde that allows you to raise and lower https://louistahnt.mappywiki.com/1531391/attic_storage_lift_solutions_eine_Übersicht