Let the concrete fully harden before removing it
Scrape off loose chunks with a plastic putty knife or wooden scraper
Brush the area with a stiff nylon brush
Apply white vinegar to small fresh splashes and let it sit briefly
Use a commercial concrete remover or masonry-safe cleaner for stubborn residue
Test any cleaner on a hidden spot first
Wet the brick before applying cleaner to reduce absorption
Scrub gently with a non-metal brush
Rinse thoroughly with clean water
Repeat as needed until the splash is removed
Avoid wire brushes, acids, or harsh tools that can damage the brick
Wear gloves and eye protection when using cleaners