3. When installing the bracket to concrete or brick, drill 25/64-
inch (10 mm) diameter holes on the marks, ensuring the
holes are deeper than 3-3/16 in. (80 mm) when using the
included expansion bolts.
When installing the bracket to a stud,
drill a pilot hole
recommended for the screw diameter used. (screws not
included)
4. For concrete or brick wall installation, insert the expansion
bolts into the drilled holes. Install the bracket to the wall,
ensuring the arrow is pointing up. Use the corresponding
nuts and washers (packaged with the expansion bolts) to
affix the bracket to the wall.
For st
ud wall installation, use the proper screws and affix
the bracket to the wall.
5. Using the team-lift technique, place the
GridBOSS onto the wall bracket and secure
it to the wall.