Installation Guide

21
Projects frames on 2 sides:
L. Using a trowel apply
approximately a 1/2" mortar
bed to the treated curb or
oor the length
of 2 blocks.
M. Without applying
mortar to the rst
block, place an “L”
spacer at the lower
outside corner of the
block so that the cross
arm is at the bottom, between the glass block
and curb.
N. Place a “T” spacer at the other lower
corner of the block with the
cross arm up.
4M
4L
4N
P. Slip a “T” spacer between the
block and jamb so that the
cross arm is on top of
the block.
O. Slip a 16" long piece of
trimmed expansion strip
between the block and
jamb, and push the block
 rmlyintoplace.
4O
4P
Q. Apply 3/8" to 1/2"
of mortar to the
vertical edge of the
second block that
will contact the
preceding block.
R. Place the block
using a “T” spacer
on the bottom and
“REGULAR” spacer at
the top with the cross
arm between the two
blocks. Push the blocks together.
4Q
4R