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Fernox F4 Express Central Heating Leak Sealer 400ml - 62422

(Code: 6603049B)
Leak Sealer F4 is suitable to be used throughout a central heating system to seal small leaks and weeps which may cause pressure loss and boiler breakdown. Once dispersed within the system it will be effective 1-24 hours after application. The unique sealing efficiency of this proven product has been specifically developed to prevent blockages or restrictions within the boiler or vulnerable system components such as pumps and safety devices.
£ 22.74
1000g
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  1. Description of the article Fernox F4 Express Central Heating Leak Sealer 400ml - 62422



    Leak Sealer F4 is suitable to be used throughout a central heating system to seal small leaks and weeps which may cause pressure loss and boiler breakdown. Once dispersed within the system it will be effective 1-24 hours after application. The unique sealing efficiency of this proven product has been specifically developed to prevent blockages or restrictions within the boiler or vulnerable system components such as pumps and safety devices.
  2.  Quick and convenient – doses in 30 seconds
    ✔ Added via a radiator adapter or filling loop supplied 
    ✔ Non-toxic, environmentally friendly formulation
    Does not cause blockages of pumps, air vents, etc
    100% recyclable can
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  4. To find out more details about the product. Have a look at the following instructions.