A LOG HOMES COUNCIL LOG HOMES Crullers in Excellence PRODUCT SPECIFICATIONS For 2 x 6 Cedar Log Siding Description: Air-dried Western Red Cedar, # 2 grade or better, milled to finished size. Size; 1% thick at curvature, § %7 tall. Details: %" groove, %™ tongue with 3/8” reveal after stacking. Coverage: 4 5/8” wall coverage. Conversion Factor; 2.6 lineal feet = 1 square foot.