STANDARD FRAME ASSEMBLY
Insert the thin corner brackets into the outside channels and the thick corner brackets into the
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inside channels of the vertical frames. Then slide into the channels in the horizontal frames.
If using AT or Maestro material, check to make sure the channel nuts are installed in the
inner channel before proceeding.
Align the edges to ensure they are at a right angle. Finger-tighten two of the set screws to lock
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in the corners.
Thick
Thin Bracket
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