Includes only pieces with heartwood on the exposed face. Many pieces completely clear, others have minor imperfections that do not detract from their fine appearance. Common specifications are A and Better and A and Better with a percentage of B grade allowed. Most often supplied as a percentage with A grade.
Knots are sound and tight.
In this grade, natural growth characteristics are not limited as stringently as in Select Knotty. Cross cutting may be required on some pieces to yield tight knotted siding. Manufacturers may market their own proprietary grades. Occasional pieces may require trimming to yield suitable quality for the intended end use.