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Crafted in the EU with medical-grade infrared technology
Consistent
covering the vast majority of UK homes
It achieves this by incorporating an advanced hydraulic design and a permanent magnet motor
and proportional pressure
Fernox DS40 Cleaner & Descaler Powder Heatmiser Smart Plug Crafted in the EU withFernox DS40 System Cleaner & Descaler (Powder) Fernox DS40 is a fast acting citric acid cleaner designed to clear limescale, magnetite (black sludge), and other stubborn deposits from central heating systems. Its ideal for powerflushing and can also descale individual components like heat exchangers and boiler parts. The free flowing powder dissolves quickly and comes with a liquid neutraliser to safely complete the process. Suitable for all mixed
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