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Fernox


Leak Sealer F4 Express

Quick and convenient – doses in 30 seconds Simple to use with no mess Added via a radiator adapter
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Leak Sealer F4 Liquid

Ideal for reducing pressure loss from sealed systems Seals most weeps and small inaccessible leaks S
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Boiler Noise Silencer F2 Express

Quick and convenient – doses in 30 seconds Simple to use with no mess Reduces boiler noise and imp
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Boiler Noise Silencer F2 Liquid

Reduces boiler noise Improves heat transfer efficiency Compatible with all Fernox Protectors Compati
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System Neutralizer

Neutralizes system water after using DS-40 System Cleaner Conditions system for application of corro
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DS40 System Cleaner

Rapidly removes limescale, black sludge and other deposits Restores circulation and improves heating
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Powerflushing Cleaner F5 Liquid

Suitable for use with all known powerflushing machines Removes sludge and scale and restores heating
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Cleaner F5 Express

Quick, convenient and simple to use – doses in 30 seconds 100% recyclable cans Added via a radiato
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Cleaner F3 Liquid

Neutral universal cleanser for pre-commissioning new systems in accordance with BS7593:2006 Removes
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