A post-frame building from Quality Structures is simply the best value for the money. We have distinguished ourselves from the competition by incorporating standard features into our buildings that create the QSI ADVANTAGE. Continuous ridge ventilation 29 gauge steel on roof, sides, trim 4’ O/C trusses @ 4/12 pitch 8’ O/C sidewall glue/nail laminated columns Ledger Loc fastened 2-ply truss supports 2’ O/C 2x4 roof purlins 2’ O/C 2x4 side girts Treated 2x6 skirt at ground line Steel rodent guard at base 48” post holes with concrete footings Uplift Protection