A removable highly secured high impact wall panel mounting system for mounting at least one wall panel having a front face, a rear face and at least one first attachment portion attached to a portion of the rear face, to a wall in an area of high traffic, comprising at least one second attachment portion and at least one joint closure having an elongated strip. In some embodiments, the joint closure further comprises a plurality of pairs of flanges. In another embodiment, the joint closure further comprises an elongated bottom plate. The elongated strip includes a longitudinal axis and a substantially rectangular cross-sectional profile including a top wall, a bottom wall and two side walls connecting the top wall to the bottom wall. Each pair of flanges is disposed substantially symmetrically about the longitudinal axis of the strip. Each flange is substantially an isosceles trapezoid and comprises a top surface, a weakened base and two inwardly pointing sides extending from each end of the weakened base. In one embodiment, a through slot is disposed substantially centrally about the top surface. In another embodiment, at least one screw opening, at least one plate opening and at least one securing plate is provided. At least one second attachment portion is attached to a portion of a flange and the first attachment portion is configured to be removably attachable to the at least one second attachment portion. A vacuum lifter is further provided to make removal of the wall panel easier.