Drylok 12oz Powder Concrete and Masonry Etch & Cleaner

Formulated for etching masonry, stone, tile and brick. Removes efflorescence and excess mortar. Safer than muriatic acid.

• For cleaning and removing efflorescence and excess mortar from concrete, stone, tile and brick prior to painting also conditions galvanized surfaces for painting indoors or outdoors
• Safer to use than muriatic acid
• Odorless concentrated powder formula
• To clean up flush with clean water
• 12 ounces of Etch etches approximately 300 square feet