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Analytical water testing works because the water in the system contains all the information required for diagnosis of the most common problems. Fernox LS-X External Leak Sealer 50ml. Fernox TF1 Seal and O Ring Kit for Filter Range - 59288.
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Fernox F3 Central Heating Cleaner 500ml. Please check out my other items
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Fernox 56603 500ml F4 Leak Sealer - Pressure loss reduction from sealed systems. Fernox leak sealer F4 liquid is ideal for reducing pressure loss from sealed systems. Does not cause blockages of pump, air vents etc.
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It is suitable for all types of boiler, including combination boilers and those containing aluminium components as well as radiators and pipe work systems heating systems. Compatible with all fernox protectors.
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Fernox F3 Cleaner.
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Fernox F2 56602 Central Heating Boiler Noise Silencer 500ML Fernox boiler noise silencer F2 improves heat transfer efficiency. Reduces boiler noise. Compatible with all Fernox Protectors. Can be left in the system permanently.
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---Fast-acting formula: The Fernox F3 Cleaner Express 400ml boasts a quick and efficient cleaning formula. It is designed to remove sludge, flux residues, and other debris from heating systems in just one hour. This allows for minimal disruption to the homeowner and quick completion of maintenance tasks. ---Convenient dosage: The product comes in a 400ml canister, which is sufficient to treat an average central heating system of up to 130 liters, 16 radiators, or underfloor systems up to 250m2. This makes it a cost-effective solution for both small and large-scale heating systems. ---Powerful degreasing properties: The F3 Cleaner is renowned for its impressive degreasing ability. It works to remove grease and oil from the system, thus improving its efficiency and lifespan.
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