Installation Guide

C. Install the bottom channel:

• The channel may be installed in the center of the

opening, or ush with the interior or exterior side

of the opening.

• Attach the channel to the opening by inserting

#6 x 1" at head galvanized screws or equivalent

through the predrilled holes in the channel. Insert

two screws in each end of the channel.

Note: If the predrilled

holes at the ends were

trimmed off when cutting

the channel to length, drill

new ones at the ends of

the cut piece.

2. Install Perimeter Channel

A. Cut the channel to t the perimeter of the opening.

The channel ends may be cut straight or mitered.

a. If cutting the ends straight:

• Cut the top and bottom channels to the width

of the opening.

• Cut the side channels to the height of the

opening minus 1-1/2" so they will t between

the top and bottom channels.

b. If mitering the ends, make all cuts at a

45° angle.

45°

B. Cut the top channel in half lengthwise with a utility

knife. Score the center groove with the knife and

break the channel in half. Apply glass block sealant

to back of channel before installing.

Note: Cutting the top channel in half will allow the top

row of blocks to be installed.