How to Guide

For this condition, use the
8" ThruLOK fastener
1. Install first screw 1" in from the edge of
the post and 2" (+/- 1/4") from the
top of the rim boards
2. Install second screw 1" in from the other
edge of the post and 3" (+/- 1/4")
from the top of the rim boards
3. Install third screw in the center of the
post and 2" (+/- 1/4") from the
bottom of the rim boards
For this condition, use the
8" ThruLOK fastener
1. Install first screw in the center of the
post and 2" (+/- 1/4") from the top of
the rim boards
2. Install second screw 1" in from the edge
of the post and 3" (+/- 1/4") from the
bottom of the rim boards
3. Install third screw 1" in from the other
edge of the post and 2" (+/- 1/4")
from the bottom of the rim boards
For this condition, use the
8" ThruLOK fastener
1. Install first screw 1" in from the edge of
the post and 2" (+/- 1/4") from the
top of the rim boards
2. Install second screw 1" in from the other
edge of the post and 2" (+/- 1/4")
from the bottom of the rim boards
3. Install third screw centered on both the
post and the rim boards
CONDITION 5 – INTERIOR MOUNTED 4X4 POST TO DOUBLE 2X RIM
CONDITION 6 – INTERIOR MOUNTED 4X4 CORNER POST TO DOUBLE 2X RIM
CONDITION 4 – EXTERIOR MOUNTED 4X4 POST TO DOUBLE 2X RIM
FASTENMASTER TECHNICAL BULLETIN