JM EPDM Seam Tape Plus is a wide, self-adhering, extruded EPDM (ethylene propylene diene monomer) splice tape providing superior adhesion between EPDM sheets. It is formulated to improve the speed and quality of lap seaming on JM EPDM roof systems. Each box of JM EPDM Seam Tape Plus includes scrubber pads and handle for seam priming.