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6. Cut out the shingles inside of the circle.
7. Replace template over guide hole and draw a 14
/
"diameter circle on the black paper or roof boards using
7
8
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. Do not cut
rafters.
10. For proper removal of roofing nails, draw a 25
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 25
not bend the shingles any more than necessary. Center
the ventilator over the hole.
MODEL 349BR
Page 3
/
" square,
3
8
/
" square. Do
3
8
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