QUIK! is recommended for dissolving rust, scale, and lime deposits on equipment and piping of plumbing, heating, processing, air conditioning, and water systems. QUIK! can also be used to remove deposits of carbonates, sulfates, phosphates, oxides, plaster and other organic deposits. QUIK! can be used on iron, copper, brass, bronze, steel, lead, plastic, china, and acid resistant enamelware. QUIK! can be used to clear obstructions of plaster and concrete. QUIK! can also be used in HVAC systems as an anti-freeze preflush. QUIK! removes rust, lime, concrete and scale from air conditioning equipment, refrigerator drains, water piping, boilers, water pump condensers, water sealed blowers, etc.