Muriatic acid is a form of hydrochloric acid, which has a pH of about 1 to 2. The only differences between hydrochloric acid and muriatic acid are purity—muriatic acid is diluted to somewhere between 14.5 and 29 percent, and often contains impurities like iron. Who named HCl muriatic acid? JosephRead More →

Product should be diluted to recommended levels. Apply by brush and allow to stand for 10-15 minutes. Do not allow to dry out. Scrub with a stiff brush then rinse thoroughly with a hose pipe. How do you clean a brick fireplace with muriatic acid? The most common product isRead More →