Firestone QuickPrime Plus is specifically designed to treat and clean PondGard EPDM liner before splicing or seaming with Firestone QuickSeam products.This synthetic polymer primer should be applied with a QuickScrubber pad using long, even, back and forth strokes. After drying for approximately ten minutes, you are ready to apply your seaming adhesives. The gallon of QuickPrime covers a maximum area of 100 square feet. Category: Liner and Underlayment Tags: firestone, pondguard, prime, quickprime