Answer
Jan 19, 2021 - 02:21 AM
Check this link to see if it will help you figure out the cause of the "white stuff," which could be due to failure of the sealer used, efflorescence salts trapped under your sealer, or a poly haze from polymeric sand (if it was used in your installation): https://www.concretesealerreview.com/stamped-concrete-or-paver-sealer-turned-wh
ite/.To remove the white stuff, check out Green Building Supply MicroEtch by getting a sample and trying it on an inconspicuous part of your driveway. GBS MicroEtch is an extremely low pH fluid designed to clean and open the pores of concrete-type surfaces. It removes rust stains and efflorescence, yet it's non-toxic and non-corrosive to skin. It will get rid of what's not wanted, and yet it won't harm or deteriorate masonry surfaces when used properly.
ite/.To remove the white stuff, check out Green Building Supply MicroEtch by getting a sample and trying it on an inconspicuous part of your driveway. GBS MicroEtch is an extremely low pH fluid designed to clean and open the pores of concrete-type surfaces. It removes rust stains and efflorescence, yet it's non-toxic and non-corrosive to skin. It will get rid of what's not wanted, and yet it won't harm or deteriorate masonry surfaces when used properly.
