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MODELS 350 • 350BK • 350BR • 355 • 355BK • 355BR
356 • 356BK • 356BR • 358
6. Cut out the shingles inside of the circle.
7. Replace template over guide hole and draw a 14-3/8"
diameter circle on the black paper or roof boards using
the smaller half of the template.
8. Drill a large starting hole for the sabre saw just inside of
the line.
9. Cut out the roof board(s) inside of the line.
10. For proper removal of roofing nails, draw a 22" square,
centered around the hole. Remove nails holding shingles
down from top two-thirds of square.
11. Slide the flashing under the shingles. Start two-thirds
of the way down from the top of the 22" square. Do not
bend the shingles any more than necessary. Center the
ventilator over the hole.