Operating Guide

8
5. Install The First Row
A. Place two glass blocks in the sill channel, sliding one
block into the right jamb and one block into
the left jamb. Make sure the blocks are seated in
the channels.
Note: No mortar is applied to the edges
of the blocks that meet the channel.
DO NOT apply mortar to the
channels.
5A
B. Install the next block:
•Apply 3/8" to 1/2" of mortar to the edge of the
next block.
•Place the block in the channel with the mortar
facing a previously installed block.
•As you install the block, insert a “REGULAR” spacer
with the cross arm down where the two blocks
meet.
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mortar joint. Make sure the joint is completely
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5B