Central Heating Protector fernox F9 with Filter Fluid, Central Heating Inhibitor, Enhanced pH Protection, Treats 130L, up to 250m2

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  • Must be used only in conjunction with a system filter provides premium protection against corrosion and scale in mixed metal heating and cooling systems, including aluminium Designed to be left in the system permanently. Treats up to 130 litres of system water (16 radiators) and the equivalent of 250m2 of underfloor systems. Prevents scale and corrosion formation

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