Quote:
Originally Posted by gregpark
I'm not a Roofer but I've done enough for myself to know to take your time, it all shows. I'd start off with a string to get things started straight. I've stapled on a ledger board and moved it up for each course but with your concave roof? You'll figure out the best method on the first panel
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He could use a long strip of thin gauge flexible sheet metal. However, I've never done the geometry on something like that. I'd look at it from a few angles before committing. I'd hate to have an unintended arc.