Cortex™ Aluminium Driller Screws

Designed for approved aluminium sub-frame applications, Cortex™ Aluminium Driller Screws are self-drilling and suitable for concealed face-fixing TimberTech^® decking boards into aluminium framing, including joists.

• Designed for use on approved aluminium framing
• Self-drilling
• Supports concealed face-fixing
• Designed for use with the correct Cortex™ driver bit and colour-matched plugs for a natural finish