Dura-Rite Whiteboards provide a wear-resistant and dust-free surface at an affordable price. - HPL gives smooth writability and erasability. Taber tests show dust-free Dura-Rite lasts up to 125 times as long as standard melamine. - Surface is permanently adhered to an insulation board substrate. - Rounded anodized aluminum Presidential Trim includes injection-molded plastic curved corner pieces. Available in black or silver. - Twenty year limited warranty. Manufactured in the US of foreign and domestic materials. - For interactive projectors with strict flatness requirements, we recommend the Interactive Projector Board or Projection Whiteboard with Polyvision duo Surface, providing guaranteed results for projectability, erasability and durability.