This is a Floor to Floor Seismic Expansion Joint Cover, featuring a Standard Cover Plate. This Cover Plate is an economical solution for retrofit and surface mount installations, offering bevelled edges for pedestrian safety and pre-drilled counter-sunk holes for easy installation. The Cover Plate is steel encapsulated within an EPDM surround, and offers a noiseless trafficable Seismic system. gap size 25mm-300mm