TOPLoc TimberTech AZEK Fascia Fasteners - 30 Lineal Feet eliminates the issues experienced with traditional fastening methods. TopLoc Facia fasteners is compatible with TimberTech AZEK fascia boards only. The 305 stainless steel screw does not need a special fascia bit. TopLoc Fascia Fasteners are available in several colors to complement the TimberTech AZEK boards. See TimberTech AZEKs installation instructions to ensure **compliance.