Ferche manufactures S4S (moulded on four sides) boards in standard widths from from 3/4" to 11 1/4" wide. These are  available  in  thicknesses  of  3/4"  (F400),         1 1/16" (F401), 1 1/4" (F402) and 1 1/2" (F403). As with other Ferche products, available in most any species.