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8 78-0013-4441-1-D
3M
™
One Pass Mini Fiber Pathway
10.0 Planar Corner Installation
10.1 Peel adhesive liners and attach support in duct path.
Marking grooves
Mark flange at groove
Leave 12" (300 mm)
of liner intact
10.2 Trim the duct flange using the 3M
™
One Pass Mini
Duct Flange Removal Tool.
Example direction of travel
Align mark with
edge of tool
Align duct
carefully in tool
• Align flange against posts at back of tool. Align duct
carefully; misalignment will damage the fiber.
• Align mark to left or right edge of tool, depending on
direction of travel.
• Proceed SLOWLY and with CAUTION to cut flanges.
Misalignment will
damage fiber!
10.3 Remove liner, press firmly into place around corner.
Remove mark
with fingertip
Note: No support piece is used in instances where the 90°
planar corner is not on the same wall surface, or when
an angle other that 90° is used.