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Fowler & Peth Product Catalogue
Product Description
Certi-Split® Hand-Split Shakes
These shakes have split faces and sawn backs. Cedar logs are first cut into desired lengths. Blanks or boards of proper thickness are split and then run diagonally through a band saw to produce two tapered shakes from each blank. Available in Premium Grade (100% edge grain) or Number 1 Grade (Up to 20% flat grain allowed in each bundle). |
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Product Data
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.
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.
Specifications
- 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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