BASF Masterseal® AWB 600 FL Block Filler, 5 Gallon Pail

MasterSeal® AWB 600 FL is designed to prepare rough, porous concrete / masonry substrates for subsequent application of MasterSeal® AWB fluid applied air/water-resistive barrier products. It can be used to create tight, seamless expansion joints and to facilitate adhesion of through wall flashing systems.