Western Red Cedar’s natural durability makes it ideal for siding. It exceeds safety classifications, does not require preservative treatments, and is a sustainable product. A & Better Red Cedar is a fine appearance grade mix that allows only slightly more growth characteristics than Clear Heart. Pieces are of mixed grain. These mixed grain (vertical and flat) pieces are graded from the surfaced face. Typically sold with a percentage of B grade. A few small, sound tight knots or pin knots are allowed. Pattern Stock and Boards provide more options for creating your home’s idea exterior. They are Simply the Best boards and siding available.