GRK RT #8 x 3-1/8 In. Star Drive White Composite Screw (100 Ct.) Classic Cut Multi Floor Transitions prevent carpet

Multi Floor Transitions prevent carpet edges from fraying

Easy-to-trowel

Includes adapter

This fast-acting formula dissolves quickly to begin working in 24 hours

The upper edge should be waterproofed with plastic sealer to prevent any water from leaking between the storm collar and chimney pipe

GRK RT #8 x 3-1/8 In. Star Drive White Composite Screw (100 Ct.) Classic Cut Multi Floor Transitions prevent carpetGRK 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