Buildex® 14 -14 Poly Teks® Polycarbonate Roofing Screws are designed for crest pierce fixing polycarbonate roof sheets steel between 1.5mm and 5mm. Typical applications are pergolas, outdoor entertainment areas and skylights.
- Pre-drills its own expansion hole
- Teks® drill point for high drilling performance into metal battens
- High pull-out strength
- 26mm EPDM washer with inner sealing ring to prevent water entry
- Wing design drills an over sized hole into polycarbonate material which helps eliminate sheet buckling and water entry due to expansion in high temperature.