For a good straight fascia, add an extra inch or 2 to the tails of all your rafters (total length).
After they're up, you can snap a line to mark and trim the tails in a nice straight line, to make up for any ridge warp or marking, cutting and fixing errors.
All running measurements are 'and on', from start point to near side of rafter.
Running Ridge: Mark out
Running Wall: Mark out
Left click, release then drag to measure at scale in diagram below - Enlarge diagram scale for more accurate measurements.
If you're cutting blocks, concrete, stone or ANYTHING
and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST
- Silicosis Sucks
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