Muriatic acid Is a 20° Baume (31.45%) hydrochloric acid solution used for cleaning and preparing concrete prior to etching, coating and sealing. Muriatic acid can also be used to lower the pH in pools and spas. Unit Height: 11.31 in.
Muriatic Pool Acid
Lowers pH level
Effective in removing calcium scaling on tiles and for cleaning salt cells when mixed with water