Depending on the height of the tiles and proximity to the base
of the window, it is sometimes necessary (with profiled tiles)
to shape the tiles underneath the window to allow the corrugated
apron to sit down correctly.
Measure out the desired cut point and use an agle grinder to
chamfer the edges.
Tile Flashing 2/21
Replace tiles
Replace the bottom course of tiles.
Flat tiles should have a gap of 0-40mm to the frame.
Profiled tiles should have a gap then 60-80mm to the frame.
Tile Flashing 3/21
Install
bottom flashing
Fix the bottom flashing section to the frame. Using your hands,
press and smooth the apron to the contours of the tiles. If
necessary, a rubber mallet may be used carefully to shape the
apron.