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.
Finish: Polymer
Manufacturer Color/Finish: Yellow Zinc
Type: Trim screws
Length Measurement: 2-1/2-in
Screw Thickness: #9
Coated: Yes
Collated: No
Contact Type Allowed: None
Drive: Star
Fastener Plating: Zinc
For Use on Brick: No
For Use on Composite: No
For Use on Concrete: No
For Use on Drywall: No
For Use on Metal: No
For Use on Plastic: No
For Use on Vinyl: No
For Use on Wood: Yes
Head Type: Trim
Material: Steel
Materials Fastened: Wood to wood
Measure Type: Standard (SAE)
Multi-Material: Yes
Package Quantity: 2900
Point Type: Self-drilling
Self-Drilling: Yes
Self-Tapping: Yes
Thread Type: Coarse
Use Location: Exterior
ACQ Approved: Yes
ACQ Coated: No
CA Residents: Prop 65 Warning(s): No
Warranty: Limited lifetime
UNSPSC: 31161500
