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Roof Shingles - Grading Rules |
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Shingles
16" Five X Shingles 18" Perfections 24" Royals
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RED CEDAR 16" FIVEX SHINGLES
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No.1 Grade
Blue Label
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No.2 Grade Red Label
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No.3 Grade Black Label
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No.4 Grade Green Label
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WOOD:
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Clear Area
- above the butt
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All
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10”
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6”
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Butts Sound
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Sapwood
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None
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1”
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Yes
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Yes
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Flat Grain
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None
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Yes
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Yes
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Yes
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Checks/Cracks
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None
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1” (to 15”)
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2” (to 14”)
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Yes
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Defect Size
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None
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3”
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3”
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3”
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Total Defect
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None
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½ width
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2/3 width
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No Limit
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LENGTH:
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Maximum
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None
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None
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None
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None
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Minimum
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15”
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15”
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14”
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14”
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Exposure Line
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5”
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4”
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3 ½”
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n/a
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WIDTH:
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Maximum
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None
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None
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None
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None
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Minimum
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4”
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4”
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4”
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2 ½”
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Undersize %
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10%
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20%
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30%
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Min. Undersize
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3”
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3”
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2 ½”
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Off Parallel/Square
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¼”
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¼”
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3/8”
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3/8”
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THICKNESS:
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5 butts, measured together to equal 2"
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COVERAGE:
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4 bundles per square
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695 lineal inches on grade per bundle
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PACK:
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18" wide frame
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22/22 pack
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20" wide frame
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20/20 pack
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RED CEDAR 18” PERFECTION SHINGLES
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No.1 Grade
Blue Label
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No.2 Grade Red Label
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No.3 Grade Black Label
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No.4 Grade Green Label
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WOOD:
|
Clear Area
- above the butt
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All
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11”
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6”
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Butts Sound
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|
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Sapwood
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None
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1”
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Yes
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Yes
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|
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Flat Grain
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None
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Yes
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Yes
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Yes
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|
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Checks/Cracks
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None
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2” (to 16”)
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2” (to 16”)
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Yes
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Defect Size
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None
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3”
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3”
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3”
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Total Defect
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None
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½ width
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2/3 width
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No Limit
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LENGTH:
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Maximum
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None
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None
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None
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None
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Minimum
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17”
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16”
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16”
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14”
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Exposure Line
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5 ½”
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4 ½”
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4”
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n/a
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WIDTH:
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Maximum
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None
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None
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None
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None
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|
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Minimum
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4”
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4”
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4”
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2 ½”
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Undersize %
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10%
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20%
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30%
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No limit
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Min. Undersize
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3”
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3”
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3”
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No limit
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Off Parallel/Square
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¼”
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3/8”
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3/8”
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3/8”
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THICKNESS:
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5 butts, measured together to equal 2 ¼”
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COVERAGE:
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4 bundles per square
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635 lineal inches on grade per bundle
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PACK:
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18" wide frame
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20/20 pack
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20" wide frame
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18/18 pack
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RED CEDAR 24” ROYAL SHINGLES
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No.1 Grade
Blue Label
|
No.2 Grade Red Label
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No.3 Grade Black Label
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No.4 Grade Green Label
|
|
WOOD:
|
Clear Area
- above the butt
|
All
|
16”
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10”
|
n/a
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|
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Sapwood
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None
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1”
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Yes
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n/a
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|
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Flat Grain
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None
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Yes
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Yes
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n/a
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|
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Checks/Cracks
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None
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4” (to 20”)
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6” (to 18”)
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n/a
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|
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Defect Size
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None
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3”
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3”
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n/a
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|
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Total Defect
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None
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½ width
|
2/3 width
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n/a
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LENGTH:
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Maximum
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None
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None
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None
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n/a
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|
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Minimum
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23”
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20”
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18”
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n/a
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|
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Exposure Line
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7 ½”
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6 ½”
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5 ½”
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n/a
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WIDTH:
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Maximum
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None
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None
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None
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n/a
|
|
|
Minimum
|
4”
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4”
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4”
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n/a
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|
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Undersize %
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None
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20%
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30%
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n/a
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|
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Min. Undersize
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None
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3”
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3”
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n/a
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|
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Off Parallel/Square
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3/8”
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3/8”
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3/8”
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n/a
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THICKNESS:
|
5 butts, measured together to equal 2 ½”
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COVERAGE:
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4 bundles per square
|
465 lineal inches on grade per bundle
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PACK:
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18" wide frame
|
14/15 pack
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20" wide frame
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13/14 pack
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