"All meetings, discussions, work, clean-up and reporting of progress were conducted professionally and friendly. Louis roofing projects.
Occasionally, individual slates are damaged. To improve the weather protection, I'd reduce the maximum exposure of the shingles from 5 to 4½ inches, and I'd use six nails per shingle instead of the standard four.
Joseph Jenkins, in the preservation trades since 1968, directs Joseph Jenkins, Inc. Click here to see photos of different slate roofs.