Certi-Split® Shakes
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This high quality shake features a rough split face and sawn back. Popular on traditional, ranch, vacation homes, or non-residential structures design to blend with the natural and/or rustic surroundings.
Certi-Split Handsplit and Resawn Shakes
Number 1 Grade
Description: Lengths 18-inch, thickness ½" (medium) and ¾" (heavy) minimums; length 24-inch, thickness 3/8", ½" (medium) and ¾" (heavy) minimums. Width 4" minimum. Clear heartwood; 20% maximum flat grain in each bundle.
Roof Exposure: 18-inch shakes - 7½" maximum; 24-inch medium and heavy shakes - 10" maximum; 24-inch (3/8") shakes - 7½" maximum (5" per UBC).
Wall Exposure: Single course: 8" for 18-inch shake; 10½" for 24-inch shake.
Double Course: 14" for 18-inch shake; 18" for 24-inch shake.
Recommended Use: For walls and roofs on 4:12 pitch and steeper where high quality appearance and performance are desired.
Premium Grade
Description: Lengths 18-inch and 24-inch; width 4" minimum, thickness ½" (medium) and ¾" (heavy). Clear heartwood; 100% edge grain; no defects
Roof Exposure: 7½" for 18-inch shakes; 10" for 24-inch shakes.
Wall Exposure: Single course: 8" for 18-inch shakes; 18" for 24-inch shakes.
Recommended Use: For walls and roofs 4:12 pitch and steeper and where a premium quality product is needed or desired. The 100% edge grain requirement exceeds the national industry standard.
Class A, B & C fire ratings may be obtained by specifying Certi-Guard® pressure impregnated, fire-retardant treated Premium or Number 1 Grade shakes.
Certi-Last® pressure impregnated, preservative treatment is available for added longevity.
Contact the treatment company for treatment warranty information, accessory product requirements (including recommended fastener types) and application details for treated cedar material.
Historical Projects: CSSB members offer straight split/barn shake, and tapersplit products for historic accuracy. Ask your supplier for more details. Check CSSB technical manual for specific installation details.
Certi-label™ cedar shake and shingle products manufactured by members of the Cedar Shake & Shingle Bureau are graded in accordance with UBC Standards No. 15-3 and/or CSA 0118.1.
Certi-Split Handsplit and Resawn Shakes
Number 1 Grade
Description: Lengths 18-inch, thickness ½" (medium) and ¾" (heavy) minimums; length 24-inch, thickness 3/8", ½" (medium) and ¾" (heavy) minimums. Width 4" minimum. Clear heartwood; 20% maximum flat grain in each bundle.
Roof Exposure: 18-inch shakes - 7½" maximum; 24-inch medium and heavy shakes - 10" maximum; 24-inch (3/8") shakes - 7½" maximum (5" per UBC).
Wall Exposure: Single course: 8" for 18-inch shake; 10½" for 24-inch shake.
Double Course: 14" for 18-inch shake; 18" for 24-inch shake.
Recommended Use: For walls and roofs on 4:12 pitch and steeper where high quality appearance and performance are desired.
Premium Grade
Description: Lengths 18-inch and 24-inch; width 4" minimum, thickness ½" (medium) and ¾" (heavy). Clear heartwood; 100% edge grain; no defects
Roof Exposure: 7½" for 18-inch shakes; 10" for 24-inch shakes.
Wall Exposure: Single course: 8" for 18-inch shakes; 18" for 24-inch shakes.
Recommended Use: For walls and roofs 4:12 pitch and steeper and where a premium quality product is needed or desired. The 100% edge grain requirement exceeds the national industry standard.
Class A, B & C fire ratings may be obtained by specifying Certi-Guard® pressure impregnated, fire-retardant treated Premium or Number 1 Grade shakes.
Certi-Last® pressure impregnated, preservative treatment is available for added longevity.
Contact the treatment company for treatment warranty information, accessory product requirements (including recommended fastener types) and application details for treated cedar material.
Historical Projects: CSSB members offer straight split/barn shake, and tapersplit products for historic accuracy. Ask your supplier for more details. Check CSSB technical manual for specific installation details.
Certi-label™ cedar shake and shingle products manufactured by members of the Cedar Shake & Shingle Bureau are graded in accordance with UBC Standards No. 15-3 and/or CSA 0118.1.
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About the Brand
Certi-Label Green Products
The warmth and beauty of a natural cedar shake goes beyond enhancing the appearance of your home. It reflects pride of ownership and, most importantly, it shows an intelligent sense of value. No matter where you live, or how harsh the climate, a cedar shake roof will be as durable as it is beautiful. Cedar's natural versatility makes it ideal for your home. Within the premium Certi-label brand, are three different varieties of cedar shakes.
The warmth and beauty of a natural cedar shake goes beyond enhancing the appearance of your home. It reflects pride of ownership and, most importantly, it shows an intelligent sense of value. No matter where you live, or how harsh the climate, a cedar shake roof will be as durable as it is beautiful. Cedar's natural versatility makes it ideal for your home. Within the premium Certi-label brand, are three different varieties of cedar shakes.
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