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Pressure-Impregnated Treated Products
Certi-label™ products can also be treated. Products are available either fire-retardant-treated OR preservative-treated. Special care must be taken to follow the treatment company's recommended installation instructions.

 
Certi-Guard® Fire-Retardant Treated Cedar Shakes and Shingles
Premium and Number 1 Grades of Certi-Split® shakes and Certi-Sawn® shakes, and Number 1 Grades of Certigrade shingles are available pressure-impregnated with fire retardants. Certi-Guard products may be used for Class A, B and C roof systems. Contact the treatment company for treatment warranty information, accessory product requirements (including recommended fastener types) and application details for treated cedar material. Local code jurisdictions have additional information regarding applications in specific areas.

Certi-Last® .40 CCA Preservative-Treated Cedar Shakes and Shingles

Premium and Number 1 Grades of Certi-Split® shakes and Certi-Sawn® shakes, and Number 1 Grades of Certigrade shingles are available preservative-treated by pressure processes. This product is ideal in areas of high humidity. Specify the Certi-Last® treating label for this extra protection. Contact the treatment company for treatment warranty information, accessory product requirements (including recommended fastener types) and application details for treated cedar material.

Note: Cedar's natural color varies as shown in these examples, yet without applying a paint or stain it will all weather to a beautiful gray.