Large Acacia Wood Cutting Boards for Kitchen, 24 x 18 Inch Extra Large Wooden Cutting Board with Juice Groove, Reversible Butcher Block Cutting Board LE LEMATEC Part Number: MN676 0702417964202 Part Number: MN676 powder coated metal box and powerful motor and fan for added durability Features a three filter system with an air diffuser on the outboard side to help disperse the outgoing air into a broader pattern Comes standard with an electrostatic filter that is electronically charged to attract many more dust particles than a standard filter The accessory charcoal filter or electrostatic filters may be inserted after the first two filters to prevent clogging and prolong the life of the filters A powerful 1 3 HP motor and a large multi fin fan help move more air Three speed (1700 Reversible Healthy and Knife Friendly: We meticulously pick up every Acacia wood cutting board