Cortex concealed fastening system for decking

FAST AND EASY
The deck boards are fastened in the same way as with a traditional deck.

STRONG
A through-fastened deck offers the highest level of board-to-joist connection and deck racking strength.

VIRTUALLY INVISIBLE
The Cortex plugs are textured to match specific decking brands, blending in naturally with the grain pattern.

COST EFFECTIVE
The Cortex system is less expensive than virtually any other hidden fastening system and it is so easy to install! Deck pros will save money and save time installing it.

INCLUDED IN EVERY PACKAGE

• Cortex Screws
• Cortex Plugs
• Cortex Setting Tool

The FastenMaster Cortex Concealed Fastening System is the fastest, easiest way to conceal the heads of your deck screws on specific deck types.

* Coverage based on 6" wide boards with 16" o.c. joist design. 
Square foot coverage may vary based on joist spacing and deck design.