UP TO $1500 OFF YOUR ORDER SEE DEAL
BUY MORE, SAVE MORE SALE ENDS SOON! SEE DEAL

Cortex Plug System

Cortex Hidden Fasteners for Composite Decking

An ingenius method to install composite decking in your outdoor living space, the Cortex Concealed Plug Hidden Deck Fastener system by FastenMaster creates a fastener-free deck floor that is smooth and stunning! This innovative 3 step composite decking installation method allows for the most straightforward hidden deck fastener on the market.

Skip the hassle of pre-drilling and use the included screw depth tool to set the perfect hole size to accommodate the Cortex plug. A perfectly concealed screw hole is the final result every time as the plugs are made from the actual composite decking material.

Cortex Hidden Fasteners for Composite Decking

Simply set the proper screw depth, drive the fastener, and polish off the surface with a plug for a deck flooring with a perfectly coordinated deck board color and grain texture.

Cortex Plug Systems

The Cortex Concealed Plug System from FastenMaster works for top composite decking brands such as Trex, AZEK, Fiberon, and more

Cortex Concealed Fastening System for Composite Decking Brands

The Collated Cortex Concealed Fastener System for AZEK composite decking brand installs quick and easy

FastenMaster Collated Cortex Fastening System for AZEK Decking

The ingenious way to keep your deck board fasteners hidden from sight, the Collated Cortex Concealed Fastening System for AZEK provides a clean look and a smooth decking surface combined with the strength of face-fastening down deck boards.

Choose the FastenMaster Collated Cortex Deck Fastener system for AZEK Trim to quickly and beautifully install your AZEK/TimberTech trim

FastenMaster Collated Cortex Fastening System for AZEK Trim

Confidently secure your stairs, perimeter boards, and trim pieces with these Cortex Concealed plugs, made from the exact same material as the AZEK Trim itself for flawless coverage that hides unsightly screws and hardware.

FastenMaster's Cortex Concealed Fastening System for Trex Transcend composite decking creates a smooth, fastener-free deck surface

Trex Transcend Cortex Concealed Fastening System by FastenMaster

FastenMaster offers its amazing Cortex Fastening System to match Trex Transcend decking finishes. This convenient package contains the perfect amount of screws and plugs to cover 100 linear feet on starter boards, end boards, stairs and perimeter boards.

The Cortex Concealed Plug System for Trex Fascia creates a beautiful outdoor space

FastenMaster Cortex Concealed System for Trex Fascia

With color-matching plugs made from the exact same Trex material and texture as your decking, the Cortex Conceal system delivers an unblemished look with incredible holding power. Complete the look of your outdoor living space by adding the beautiful look of fascia to your deck perimeter and staircases easily with the Cortex Conceal system.

The FastenMaster Cortex Concealed Plug System for Trex Select decking creates a beautiful, smooth deck floor surface

FastenMaster Cortex Concealed System for Trex Select Decking

FastenMaster offers the Cortex Concealed Fastening System in four Trex Select decking finishes. The convenient box contains the perfect amount of screws and plugs to cover 100 linear feet on starter boards, end boards, stairs, and perimeter boards.

The Cortex Concealed Deck Fastening system by FastenMaster securely attaches your AZEK composite decking in place

Cortex Concealed Fastening System for AZEK Decking

The FastenMaster Cortex Fastening System is the fastest, easiest way to conceal the heads of your deck screws on Azek decking. Cortex offers a strong connection between the deck board and the joist and can conceal fasteners across the entire deck: first and last board, perimeter, and stairs. Set the screw. Set the plug. You're all set!

Install TimberTech composite decking quickly and easily with the Cortex Deck Fastening system by FastenMaster

Cortex Concealed Plug System for TimberTech Decking

The Cortex Concealed Fastening System for TimberTech Decking is a strong, efficient, and easy way to install TimberTech deck boards. The color matching plugs are available in many popular TimberTech colors. Using this system, you will get a fastener-free surface that is both cost-effective and professional in appearance.

Shop Cortex Plug Systems


More Deck Project Resources

Cortex Concealed Fastening System for AZEK's TimberTech Decking
Starting at: $105.99
Perfectly coordinating plugs conceal your installation hardware with the Cortex Concealed Fastening System for Barrette Decking.
Starting at: $71.09
The Collated Cortex Concealed Fastening System is available in packs of 350 or 1050.
Starting at: $152.99
The Collated Cortex Hidden Fastening System for AZEK Trim by FastenMaster includes the Cortex plugs, installation screws, and Cortex setting tools.
Starting at: $182.99