Pressure-Sensitive RUSS simplifies your next EPDM installation. PS RUSS is thick reinforced EPDM membrane strip with a cured EPDM splice tape adhesive laminated along one or both edges. Nine-inch Pressure-Sensitive RUSS has splice tape pre-applied to both edges and can only be installed horizontally for membrane securement RUSS can be used on Fully Adhered, Ballasted or Mechanically Fastened EPDM Roofing Systems to provide additional membrane securement at walls, curbs and expansion joints. Six-inch Pressure-Sensitive RUSS has the splice tape pre-applied along one edge, and can be installed horizontally or vertically in conjunction with Seam Fastening Plates below the EPDM deck membrane for additional membrane securement.