Murco P-100 18Lb Bag 20 Min Lightweight High Set Fast Setting Compound Powder

HI-SET is a fast-setting, easy-sanding joint compound. It may be used for all operations preceding the final coat in finishing joints, concealing nail heads and corner bead in gypsum wall board construction. Designed to set-up even under the worst conditions, HI-SET is known to have superior adhesion and virtually no shrinkage.