Pre-Drilling and Plugging Screws
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At 5:05 in
Installing Composite Decking With Hidden Fasteners - Quickest Installation
What happens here
For sections where screws are visible, such as a "breaker board" (a board installed perpendicular to the main decking to hide butt joints or for aesthetic reasons), the screws are pre-drilled. The presenter explains that pre-drilling with a 3/16 inch drill bit helps the screw go in smoothly and prevents a "white ring" from appearing around the screw head when it breaks through the composite material. After driving the screws, they are covered with matching plugs for a clean finish.
Goal: Secure deck boards with screws while maintaining a clean, blemish-free surface
Tools and materials
- 3/16 inch Drill Bit — Specific size for pre-drilling screw holes
- Chalk Line — For marking precise screw lines
- Cordless Drill Makita — For pre-drilling holes and driving screws
- Decking Plugs — To cover screw heads for a hidden look
- Decking Screws — To secure the boards