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Fernox Chemicals Fernox DS40 Descaler & Cleaner 2Kg Fernox: Fernox

DS-40 Central Heating System Cleaner rapidly removes limescale, black sludge and other deposits to restore 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). Compatible with all mixed metal systems. Neutraliser sachets included. 1.9kg. Fernox Chemicals Fernox DS40 Descaler & Cleaner 2Kg Fernox: Fernox

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