I am extending my back porch and therefore the roof over it and am just
now thinking about the roofing(asphalt shingles) and how it will match
up to the existing roof on the existing porch and to the existing house
I figure I can tuck the last new row of shingles under the existing
house shingles. But I am wondering how to weave the new rows together
with the existing rows on the roof of the existing porch.
Anyone know a good trick for doing so or a good reference book on