INSTALLING UNIRAC FLAT FLASHING ON COMPOSITION SHINGLE ROOFING
Step 1: Locate the rafters and snap horizontal and vertical lines to mark the
installation position for each Flat Flashing.
Step 2: Center the Flat Flashing over the rafter and drill a pilot hole for the lag bolt.
Step 3: Insert the Flat Flashing so the top part is under the next row of shingles and the
hole lines up with the pilot hole.
