BOILER TREAT ULTRA | Delimer and Descaler | Muriatic and Hydrochloric acid replacement - 1 Gallon (Removes Scale & Lime in Steam Boilers, Hot Water Systems, Closed Loop Systems & Wood Burning Boilers) GREAT FOR: Boilers, Cooling Towers, Heat Exchangers, Hot Water Heaters & More! EFFORTLESSLY REMOVES Scale, Rust, Lime, Calcium, Mineral, Slime, Algae & More! SAFE Patented & Proprietary Acid Replacement Technology, Contains no hydrochloric, muriatic or sulfamic acids to attack, steel, copper or aluminum REMOVES 2-3 times more lime scale than an equal weight of Muriatic or Sulfonic acids. NON CORROSIVE, Odorless & Biodegradable. Safer for you or your personnel to use rather then harsh Sulfuric, Muriatic, Hydrochloric & Phosphoric Acids! REDUCES head pressure in a matter of hours and restores systems peak efficiency. GUARANTEED or your money back!