Renovation roofing screw Zn and RR colors

Renovation roofing screw (replacement roofing screw) AV8, EPDM 16 mm aluminum washer. Polyester powder-coated renovation roofing screws for replacing old sheet metal roof screws and nails. Renovation roofing screws extend the service life of old sheet metal roofing; the screws are installed in place of rusted screws or nails. The 6.3 mm thickness of the renovation roofing screw provides sufficient grip in battens where there is already an existing screw or nail hole.