Flexlock Efflorescence Cleaner will remove any efflorescence stains trapped in the concrete pavers and natural stone pores. It will make the pavers look cleaner and more vibrant. This efflorescence cleaning is a necessary step before a sealer is applied. The sealer will be able to get a deeper penetration into the now-clean pores.
- Removes efflorescence from the surface of concrete pavers, natural & wet cast stones
- No hydrochloric acid in product
- 1 gallon cleans approx. 200 sq. ft. (18 sq. m.)
- Washes off with water