DS40 Fernox System Cleaner is a fast-acting, citric based acid cleaner which is designed to remove limescale magnetite or black sludge and other system contaminants. Ideal for use when powerflushing it can also be used to descale a heat exchanger or boiler component separately.
- Rapidly removes limescale, black sludge and other deposits
- Restores circulation and improves heating efficiency
- Free-flowing powder for easy use with powerflushing units or application via F&E tank or Injector (for sealed systems)
- Turns yellow when product exhausted
- Compatible with all mixed metal systems
- Neutraliser sachets included
Use System Neutraliser in conjunction with Fernox DS40 Cleaner to neutralise any acid left in the system.
DS40 system cleaner instructions shown as additional image in main product data