Description
The Cortex Fascia Hidden Fastening System is the strongest, easiest way to hide fasteners in Trex Fascia Boards.
Cortex for Fascia is engineered for fascia expansion/contraction and plugs are made from Trex fascia board making for a perfect color match.
TORX ttap® Drive System
This system is almost impossible to strip-out.
In addition, the stability button keeps the fastener straight through installation.
Cortex for Fascia is available in a 22 lineal metre kit complete with 100 x 45mm screws, 105 x plugs, 1 x counterbore tool and 1 x setting tool.
Instructions
![](https://www.demak.com.au/wp-content/uploads/2019/08/cutter-tool1-300x300.jpg)
Install the first and last row 25mm from board ends, tack the fascia board into place using a few Cortex Fascia screws and leave the heads slightly raised.
With fascia in place, drill the recommended fastening pattern using the Cortex Counterbore Tool.
![](https://www.demak.com.au/wp-content/uploads/2019/08/Fascia-Usage-Set-Screw1-300x300.jpg)
Drive in one continuous motion until fastener is seated, keeping the fastener perpendicular to fascia for best finished look.
Install Cortex Fascia Plugs over each screw head.
![](https://www.demak.com.au/wp-content/uploads/2019/08/plug-installation1-300x300.jpg)
Using a clean, smooth faced hammer, gently tap plug to flush.
Remove the tacking screws, counterbore the resulting hole, fasten and install plugs to finish the job.