GRK RT Composite screw is a specially designed fastener for attaching composite and cellular PVC materials. The RT Composite has a reverse threading under the head of the fastener that helps the screw head disappear beneath the surface and eliminate mushrooming when installing Composite materials. RT Composite Screws have a Climatek Coating for installation in both interior and exterior conditions where exposure to moisture is intermittent and is code-approved for use in treated lumber.Specially designed for attaching composite and cellular PVC materialsUnderhead reverse thread reduces or eliminates mushroomingTrim Head for a clean finished look
GRK Fasteners #8 x 3-1/8-in Polymer RT Composite Exterior Trim Screws (2500-Per Box) 15083
$258.00
Description
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