Bleach-based cleaner for whitening and brightening discolored grout. For regular use spray, wait until stains disappear, wipe with a sponge and rinse promptly. For heavily soiled floors pour, agitate with a stiff bristled brush over area, let stand for 15 minutes, scrub again, rinse with a mop and let dry. 32-oz. spray bottle. 12 bottles per case.