KILN DRIED SEASONED BOARDS FOR INTERNAL USE PRIMARILY, PLANED ON BOTH FACES & CALIBRATED TO THE STATED THICKNESS. EDGES PLANED STRAIGHT & SQUARE. CAN BE SUPPLIED FINISH SANDED & POLISHED AS REQUIRED. ANY BOARDS YOU CHOOSE CAN BE JOINTED TOGETHER TO MAKE UP WIDER WIDTHS. Please be aware that all timber moves with slight moisture & background humidity changes and although our timber is seasoned very slowly it may arrive not as perfectly straight as it was when it came off the machines. Likewise please take note of our storage guidelines and keep your wood in a central heated environment or equivalent to ensure flatness and stability.