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Redwood Inspection Service

The Redwood Inspection Service (RIS), a division of the California Redwood Association, is an organization authorized by the American Lumber Standard Committee, to formulate, publish and maintain the standard specification grading rules for redwood lumber.

818 Grayson Road
Suite 201
Pleasant Hill
RIS
USA
Tel: +1 925 935-1499

Documents by this publisher

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Series details Title Year Status
Standard specifications for grades of California redwood lumber 2019 Current

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