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Fernox F4 Super Concentrate Central Heating Leak Sealer 290ml


  • Ideal for reducing pressure loss from sealed systems.
  • Seeks out and seals most weeps and leaks.
  • Saves time and money on draining down and repairing.
  • Does not cause blockages of pumps, air vents, etc.
  • Compatible with all Fernox corrosion Protectors.
  • Easily and quickly added via one of the radiators.
  • Universal applicator included.
  • Patented application.
  • Ideal for pressurised systems and combination boilers.
  • Non-toxic, environmentally friendly.

Only:£22.00 Inc VAT
£18.33 Ex VAT

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What's this?
  • Model: FSC-F4
  • Manufactured by: Fernox


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