Cedar Shingles

WESTERN RED CEDAR SHINGLES

Grades: NUMBER 1 GRADE: clear heartwood, 100% edge grain, no defects
  NUMBER 2 GRADE: clear face from butt end – 11″ on 18-inch shingles and 16″ on 24-inch shingles, limited sapwood and flat grain, limited knots and defects above clear portion.
  NUMBER 3 GRADE: clear face from butt end -6″ on 18-inch shingles and 10″ on 24-inch shingles, unlimited sapwood and flat grain, limited knots and defects above clear portion allowed, tight knots and defects allowed in upper half.
Lengths: 24-inch Royals, 18-inch Perfections, 16-inch 5X.
Thickness: 0.5-inch Royals, 0.45-inch Perfections, 0.4-inch 5X.
Width: Random, 4-inch minimum, (3-inch on Number 3 Grades) 14-inch maximum
Roof Pitch: 3:12 minimum

Exposure

  24-INCH ROYALS 18-INCH PERFECTIONS 16-INCH 5X
Pitch No. 1 Grade No. 2 Grade No. 3 Grade No. 1 Grade No. 2 Grade No. 3 Grade No. 1 Grade No. 2 Grade No. 3 Grade
3:12 or > 5 1/4″ 5 1/2″ 5″ 4 1/4″ 4″ 3 1/2″ 4″ 3 1/2″ 3″
4:12 or > 7 1/2″ 6 1/2″ 5 1/2″ 5 1/2″ 4 1/2″ 4″ 5″ 4″ 3 1/2″
Walls 11 1/2″ 11 1/2″ 10″ 8 1/2″ 8 1/2″ 6″ 7 1/2″ 7 1/2″ 6″
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