Low Foam Delimer descaler is a low foaming Phosphoric Acid cleaner that quickly dissolves and removes lime scale, rust, and other hard water deposits. Low Foam Delimer can be used on acid-safe surfaces including many metals such as stainless steel and aluminum in food service or industrial applications. Low foaming – ideal for general deliming of equipment/appliances, descaling dishmachines, kettles, boilers/heat exchangers, HVAC equipment, or for use in Cleaning-in-Place (CIP) procedures.