Complete Fastening for Secure Decking
Choose the right deck fastening system to add strength and installation integrity to your composite decking. Securely install decking with high quality deck fasteners made of steel, not plastic.
Compatible With TimberTech® Grooved Decking

CONCEALoc® Hidden Fastener
Designed exclusively for TimberTech grooved boards, CONCEALoc provides a fastener-free surface and can be installed pneumatically with the FastenMaster TigerClaw Gun or using a drill.

CONCEALoc® L-Bracket
A fastener-free finish complements a deck’s clean design — and that’s just what CONCEALoc L-Brackets deliver. Use them to attach the first and last plank and butt seams.

EDGELoc™ Hidden Fastener for EDGE®
Designed exclusively for TimberTech EDGE grooved capped composite deck boards, EDGELoc™ showcases a fastener-free deck surface.

FUSIONLoc® Hidden Fastener
Combining strength, easy one-step installation options, and innovative design, the collated FUSIONLoc hidden fastener system simply delivers. Every stainless steel clip in the innovative design provides three points of board to joist connection.
Compatible With TimberTech® AZEK® Decking

AZEK® SIDELoc™ Guide
A hidden fastening system with superior holding power that requires no pre-drilling. This seamless installation tool uses stainless steel screws to resist screw shear and installs with a ⅛” gap.

Cortex® for AZEK®
Confidently secure your entire deck with AZEK Cortex, a 100% hidden fastening system featuring collated plug strips and a TORX® ttap® drive system.

SIDELoc™ for AZEK®
Hidden fastener system with superior holding power that requires no pre-drilling for installation. SIDELoc™ provides a fastener-free surface by pulling the board to the joist from the side of the board.

TOPLoc® Fascia for AZEK®
The innovative TOPLoc® fascia fastening system eliminates the unsightly oil-canning effect that can occur with other fasteners.

TOPLoc® for AZEK®
With its color-matched look, easy installation, and strength, TOPLoc® fascia fastening system delivers everything you need to keep TimberTech’s dense boards in place and perfectly secure.
Compatible With TimberTech® PRO® & EDGE® Decking

Cortex® for PRO® and EDGE®
Our strongest hidden fastener system provides a clean look, using a high quality, ACQ approved, specialty deck screw with a TORX® ttap® drive system. The best hidden fastener for stairs and perimeter boards.

TOPLoc® Fascia Drill Bit
Designed with efficiency, quality, and your deck’s clean appearance in mind, the unique Fascia Bit — made exclusively for TOPLoc® Fascia Fasteners — overdrives and countersinks the fascia fastener hole in one step, while significantly reducing oil-canning.

TOPLoc® Fascia for PRO® and EDGE®
The innovative TOPLoc® fascia fastening system eliminates the unsightly oil-canning effect that can occur with other fasteners.

TOPLoc® for PRO® and EDGE®
With its color-matched look, easy installation, and strength, TOPLoc® fascia fastening system delivers everything you need to keep TimberTech® deck boards in place and perfectly secure.