Installation Guide

ManualsBrandsTimberTech ManualsLumber & CompositesEarthwood Evolutions Tropical Collection .94 in. x 5.36 in. x 20 ft. Grooved Composite Decking Board in Pacific Rosewood

Page 7

CONCEALoc

Hidden Fastener

Important Information

CONCEALoc Hidden Fastener Installation Instructions

CONCEALoc Hidden Fasteners were designed exclusively to

install TimberTech grooved and square shouldered planks.

IMPORTANT! Read all instructions carefully and

completely to ensure proper installation.

• In areas with obstructed airﬂow such as roofs and on-grade

applications, a minimum of 1-1/2”

is required.

• Sleeper system must be supported by and connected to the

substructure over which the deck is built.

CONCEALoc Accessories

• 1,000-square-foot coverage. Includes stainless steel screws.

• CONCEALoc Gun Pail – 500-square-foot coverage for use with the

fastener installation gun sold separately by TigerClaw. Includes

quality coated pneumatic fasteners. Stainless steel fasteners for

coastal applications available through TigerClaw.

• L-Bracket – avoid face-screwing by using the L-Bracket on ﬁrst and

last boards or as a butt seam clip to ensure a fastener-free surface.

• CONCEALoc Router Bit – cut a 2” wide groove on a solid plank for a

perfect CONCEALoc fastener ﬁt – even allows for cutting an installed

plank over a joist.

• CONCEALoc screw packs available through

www.timbertechstore.com.

• If using the CONCEALoc Gun Pail with the TigerClaw Installation Gun

please refer to the retail packaging for further installation guidelines.

• Pre-drill with 5/32” drill bit and fasten outer

edge of the first plank at each framing support

1” from the edge using TOPLoc or a #8 x

2-1/2” stainless steel or other high-quality

coated deck screws. For a complete fastener-

free surface, the L-Bracket or Cortex can be

used on first and last boards.

• For further instructions for the L-Bracket or

Cortex, please refer to the instructions in the

package.

INSTALL THE FIRST PLANK

• Fully insert the CONCEALoc fastener into

grooved edge of plank. Screw hole should

be lined up with the center of support joist.

POSITION CONCEALoc FASTENERS

TOOLS NEEDED

DrillSafety Glasses

Router with Slot

Cutting Blade

(Optional)

Incorrect

Correct