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Fernox F4 CH Leak Sealer 500ml

In stock
SKU
HCHE401
  • Ideal for reducing pressure loss from sealed systems 
  • Seals most weeps and small inaccessible leaks 
  • Saves time and money on draining down and repairing 
  • Does not cause blockages of pump, air vents etc. 
  • Compatible with all metals and materials commonly used in central heating systems 500ml
£16.42 £13.68
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  • Ideal for reducing pressure loss from sealed systems 
  • Seals most weeps and small inaccessible leaks 
  • Saves time and money on draining down and repairing 
  • Does not cause blockages of pump, air vents etc. 
  • Compatible with all metals and materials commonly used in central heating systems 500ml
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Fernox F4 CH Leak Sealer 500ml is a chemical designed to plug weeps in your central heating system, bringing pressure back to the system and preventing the need to drain down the entire system.

Click on the links below to download the product data sheets:

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