Figure 3-37. Laying the shingles
j. Passes each nail through two thicknesses of shingles and is concealed (blind nailed) by the
next course of shingles.
k. Finish the ridge of the roof by overlapping the shingles to prevent the roof from leaking.
l. Make three short 12- by 12-inch shingles from a 12- by 36-inch shingle for the ridge of the
m. Lay short shingles with an exposure of 5 inches to the weather.