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Fastenmaster Cortex Hidden Fastening

Fasten Master in action using the Cortex Concealed Fastening System

Recommended by pro builders around the world, FastenMaster produces a variety of high-quality and dependable decking hardware. Browse our selection of top-of-the-line FastenMaster screws and concealed fasteners, plus popular plug systems.

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Cortex plugs are made from the exact same composite material as TimberTech deck boards for a perfect match
Cortex Replacement Plugs for TimberTech Decking by FastenMaster
Starting at: $18.99
Loose Cortex Plugs for Trex Decking by FastenMaster
Cortex Plugs for Trex Decking by FastenMaster
Starting at: $17.09
Perfectly coordinating plugs conceal your installation hardware with the Cortex Concealed Fastening System for Barrette Decking.
Cortex Hidden Fastening System for Barrette Decking by FastenMaster
Starting at: $71.09
Collated Replacement Plugs make it easy to give your deck a fastener-free surface
Cortex Collated Plugs for TimberTech AZEK Decking by FastenMaster
Starting at: $19.99
The Collated Cortex Hidden Fastening System for Trex Transcend Decking now offers plugs in collated strips.
Cortex Collated Hidden Screw & Plug Fastening System for Trex Decking by FastenMaster
Starting at: $95.39
The Cortex Concealed Fastening System for Trex Fascia includes a Counterbore Tool, TORX screw-setting tool, 100 epoxy-coated screws, and 105 color-matching plugs
Cortex Hidden Screw & Plug Fastening System for Trex Fascia by FastenMaster
Starting at: $72.89
The Collated Cortex Hidden Fastening System for AZEK Trim by FastenMaster includes the Cortex plugs, installation screws, and Cortex setting tools.
Cortex Collated Hidden Screw & Plug Fastening System for AZEK Trim by FastenMaster
Starting at: $182.99
The Collated Cortex Concealed Fastening System is available in packs of 350 or 1050.
Cortex Collated Hidden Screw & Plug Fastening System for TimberTech PVC Decking by FastenMaster
Starting at: $152.99
Cortex Concealed Fastening System for AZEK's TimberTech Decking
Cortex Hidden Screw & Plug Fastening System for TimberTech Decking by FastenMaster
Starting at: $105.99
Collated Plugs for AZEK Trim, available in either Traditional White or Frontier White, can help finish the look of your deck with ease.
Cortex Collated Plugs for AZEK Trim by FastenMaster
Starting at: $18.99
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