QuickPrime Plus EPDM Liner Seaming Tape Primer is used to help clean and prime EPDM liner prior to making a seam. When making liner repairs and seaming multiple pieces of liner, it is important to prep the liner properly so that you do not run into issues down the line. The easy-to-use Firestone QuickPrime Plus provides the perfect primer for completing the task, forming a proper seal that ensures years of trouble-free use.