How To Clean Pavers With Muriatic Acid. How to clean efflorescence off of pavers spray the pavers with a garden hose. Do not spot clean with muriatic acid, as the concrete will be brighter where the area was cleaned compared to the rest of the concrete.
This acid wash can do severe damage to your concrete pavers. Wet the surface then apply dilute hydrochloric acid (1 part acid to 20 parts of water) and scrub vigorously for 2 to 3 minutes. You can use simple green oxy solve concrete and driveway cleaner to clean brick walls, pavers, patios and more with or without a pressure washer.