This epoxy is used as a primer over heavy oil deposit. It is intended to be used in areas where oil has accumulated. After cleaning and degreasing the concrete apply Oil Stop epoxy to prevent oil from wicking up through the concrete again. Oil and grease can be a bond breaker causing a your new epoxy floor to delaminate where heavy oil and grease have accumulated. Excessive oil on the concrete also causes your epoxy to fish eye or separate during application Epoxy Doc 100% solids epoxy. Packaged in part A and part B quart size. Enough to do any normal garage installation.