My advice to Other individuals is when you choose on the location of your lift think about whether or not the lift will sit involving 24” on Centre trusses – If that's the case purchase the kit you’ll need it! The entire steps are Evidently explained during the installation manual. https://atticstorageliftsolutions86531.blogoxo.com/33594689/the-single-best-strategy-to-use-for-attic-lift