Grout Cleaner and Brightener – 32 Ounce (1 Bottle) – ZU104632 – Deep Cleaning Fo
Grout Cleaner and Brightener – 32 Ounce (1 Bottle) – ZU104632 – Deep Cleaning Formula Removes Old Stains from Grout. Item model number ZU104632. Part Number ZU104632. ZEP GROUT CLEANER & BRIGHTENER. Zep Grout Cleaner & Brightener is a very strong acid product.