Leak Sealers

Leak Sealers

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  1. Fernox Superconcentrate Ch Leak Sealer 290ml Box F4
    £23.06 £19.22

    Fernox Superconcentrate Ch Leak Sealer 290ml Box F4

    Ref: HCHE012

    • Seeks Out and Seals Most Weeps and Small Inaccessible Leaks
    • Ideal for Reducing Pressure Loss from Sealed Systems
    • Easily and Quickly Added Via One of the Radiators
  2. LS-X Ext Leaksealer 50ml
    £5.17 £4.31

    Fernox LS-X Ext Leaksealer 50ml - 61016

    Ref: HCHE403

    • Size: 50ml
    • Ideal for use on compression joints and screwed fittings
    • Never sets rock hard, joints can easily be undone
  3. Sentinel Internal Leak Sealer
    £11.33 £9.44

    Sentinel Internal Leak Sealer

    Ref: HCHE038

    • Ideal for sealing small leaks or weeping joints 
    • For use on all indirect central heating systems 
    • Non-toxic & non-irritant 
  4. Adey MC4+ Rapide 300ml
    £21.41 £17.84

    Magnaclean MC4+ Rapide 300ml

    Ref: HCHE168

    • Faster, stronger and easier dosing
    • High performance leak sealer
    • Seals small inaccessible leaks and weeping joints
  5. Leak Sealer F4 Express
    £21.12 £17.60

    Fernox F4 Express Leak Sealer (Aerosol) 400ml - 62422

    Ref: HCHE434

    • Quick & convenient – doses in 30 seconds
    • Simple to use with no mess
    • Added via a radiator adapter or filling loop supplied
  6. Magnaclean MC4 Liquid Leak Sealer 500ml
    £20.00 £16.67

    Magnaclean MC4 Liquid Leak Sealer 500ml

    Ref: HCHE154

    • High performance leak sealer 
    • Seals inaccessible leaks and weeping joints 
    • Reduces pressure loss on sealed systems 
  7. Leak Sealer F4 500ml
    £16.42 £13.68

    Fernox F4 CH Leak Sealer 500ml

    Ref: 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 

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