35920 Locksmith 2 DEF flat steel railing staircase run/pedestal approx. 90 m steel beam approx. 90 m steel plate railing stair run/pedestal approx. 18 m all-glass railing stair run/platform approx. 50 m exterior and interior trim approx. 50 m wooden handrail approx. 190 m stainless steel handrail approx. 15 m light shaft covers approx. 25 m²

See II.1.4)