Installation Guide

Note: If the pre-drilled holes at the ends were trimmed off when cutting the

channel to length, drill new ones at the ends of the cut piece.

B. Install the bottom channel ﬁrst

1. Apply two ¼” beads of sealant on underside of channel hori-

zontally ½” from both edges. Insert two screws in each end of

the channel.

2. install Perimeter Channel

A. Cut the channel to ﬁt the perimeter of the opening. The channel

ends may be cut straight or mitered.

Note: If there are any problems with the opening, adjust it before proceeding.

B. Use a level to make sure the opening is level and plumb.

45°