ZEP GROUT CLEANER & BRIGHTENER Zep Grout Cleaner & Brightener is a very strong acid product. Keep out of reach of children. Keep children off the surface and out of the area during use. If unopened, the product can be used for up to 2 years after the manufacture date. Using Zep Grout Cleaner & Brightener past the expiration, won't harm the surface. However, it degrades over time and won't clean as effectively. Instructions Contains hydrochloric acid. When used as directed, according to label instructions, Zep Grout Cleaner & Whitener will not affect the bacteria or enzyme action in septic tanks.
ZEP GROUT CLEANER & BRIGHTENER Zep Grout Cleaner & Brightener is a very strong acid product. Keep out of reach of children. Keep children off the surface and out of the area during use. If unopened, the product can be used for up to 2 years after the manufacture date. Using Zep Grout Cleaner & Brightener past the expiration, won't harm the surface. However, it degrades over time and won't clean as effectively. Instructions Contains hydrochloric acid. When used as directed, according to label instructions, Zep Grout Cleaner & Whitener will not affect the bacteria or enzyme action in septic tanks.
