Description
Upgrade your deck with the TimberTech Cortex Hidden Fastening System in English Walnut. This complete 100 sq ft kit provides a fast, clean, and concealed fastening solution designed for TimberTech Advanced PVC boards by AZEK.
Features:
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Color: English Walnut (perfect match for TimberTech AZEK Vintage Collection)
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Hidden fastening system for a smooth, screw-free surface
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ACQ-approved, Torx ttap drive screws for reduced cam-out and wobble
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Ideal for perimeter boards and stairs
Kit Includes:
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400 color-matched plugs
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350 2.5” screws
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3 setting tools
Coverage:
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Covers approximately 100 square feet (based on 2 screws every 16″)
Installation Notes:
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Screws must be installed perpendicular to the deck surface
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Cortex setting tool must be used to ensure proper depth
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Plug must be tapped flush using a smooth hammer head
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Predrilling is required when installing in cold or hot temperatures, or into old framing
Restrictions:
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Not recommended for sleeper systems or docks in contact with saltwater
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Do not use with fascia boards thinner than 3/4”
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Avoid using non-Cortex plugs or screws as it voids warranty
