Installation Guide
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• Create a 2” long groove on the edge of the plank at every joist.
• Use AZEK’s CONCEALoc Groove Cutting Router Bit or a Freud model #56-
112 or Bosch model #85610M 1/4” slot cutting bit.
• Flip the plank over and start the groove 3/8” off the bottom of the plank.
• Set the depth of the cut from 7/16” to 1/2” deep.
TO USE CONCEALoc
®
HIDDEN FASTENERS WITH AZEK SOLID DECK BOARDS
3/8”
1/4”
2”
Do not use
CONCEALoc
®
Hidden
Fasteners or
L-Brackets
for stair
installation.
• When the deck is located in a corner of the house, start with small
triangular piece of decking in the corner and work your way out.
• Offset the clip 1/2” to the right of center line of the joist, so screw will not
exit the side of the joist when driven.
HOW TO INSTALL ON DIAGONAL
Incorrect Correct: Shift over 1/2”
• Make two parallel cuts down the center of the board to be replaced,
then remove the center piece.
• Using a small pry bar, remove the remaining pieces of decking from the
tabs.
• Using a reciprocating saw, remove the tabs on the side of the board with the
screw heads showing.
• Position new board into place, and drive onto remaining tabs.
• Once the board is set into position, secure the loose edges with L-Bracket,
Cortex, stainless steel, or high-quality coated deck screws.
HOW TO REPLACE A PLANK
CONCEALoc
®
Hidden Fasteners Installation