Shingles

Number 3 perfections

Description: Western red cedar, length 18-inch; thickness 5/2 ¼-inch; width 3-inch minimum. Face must be 6-inches clear. Unlimited sapwood and flat grain allowed. Limited knots and defects above clear portion.

 
 
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Shingles are used on traditional and modern roof and wall applications. Use for walls and roofs on 3:12 pitch and steeper where an economy product is acceptable.
— Cedar Shake and shingle bureau