Double-threaded screw for PV installations on corrugated panel roofs and steel load-bearing structures
STSI is the double-threaded screw in A2 stainless steel for fixing subframes of photovoltaic systems on corrugated panel or faux-barrel tile roofs to wooden load-bearing structure. Also suitable for installation on concrete with chemical injection mortar or in brick and cement structure with chemical injection mortar and FIS HK or FIS HN injection anchor sleeves. Incorporated EPDM gasket for sealing against rain infiltration.
