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Our boiler water treatment section has all the chemicals needed to keep your central heating system in top condition. Central heating systems are subject to kettling, cold spots, corrosion and mineral deposits, our collection of water treatments will eliminate these problems and help maintain your system. Browse our range of chemicals now and choose the right product for your central heating system.

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  • Sentinel Seal X Joint & Leak Sealer

    Sentinel Seal X Joint & Leak Sealer

    Inc VAT: £5.40
  • Sentinel 1Lt X100 Scale Inhibitor

    Sentinel 1Lt X100 Scale Inhibitor

    Inc VAT: £16.74
  • 50g Fernox Leak Sealer

    50g Fernox Leak Sealer

    Inc VAT: £6.36
  • Sentinel X400 Sludge Remover Flushing Compound

    Sentinel X400 Sludge Remover Flushing Compound

    Inc VAT: £18.66
  • 4L Fernox Inhibitor

    4L Fernox Inhibitor

    Inc VAT: £34.86
  • Sentinel 275ml TX200 Tube Concentrate Noise Reducer

    Sentinel 275ml TX200 Tube Concentrate Noise Reducer

    Inc VAT: £27.06
  • Sentinel X500 Inhibited Antifreeze

    Sentinel X500 Inhibited Antifreeze

    Inc VAT: £48.06
  • Sentinel 1L Leak Sealer

    Sentinel 1L Leak Sealer

    Inc VAT: £13.50
  • Sentinel 275ml TX100 Tube Concentrate Inhibitor

    Sentinel 275ml TX100 Tube Concentrate Inhibitor

    Inc VAT: £27.00
  • Sentinel 275ml TX400 Tube Concentrate Non Acid Desludger

    Sentinel 275ml TX400 Tube Concentrate Non Acid Desludger

    Inc VAT: £22.20
  • Sentinel X200 Descaler & Noise Reducer

    Sentinel X200 Descaler & Noise Reducer

    Inc VAT: £20.28
  • Sentinel 1L X300 Universal Cleanser

    Sentinel 1L X300 Universal Cleanser

    Inc VAT: £20.58
  • Sentinel X800 Jetflow ( Ferroquest )

    Sentinel X800 Jetflow ( Ferroquest )

    Inc VAT: £18.84
  • Fernox DS40 Boil Descaler 2Kg

    Fernox DS40 Boil Descaler 2Kg

    Inc VAT: £46.80
  • Fernox Ls1 Int Leak Seal 500ml

    Fernox Ls1 Int Leak Seal 500ml

    Inc VAT: £20.28
  • Fernox Restorer Heavy Duty 1L

    Fernox Restorer Heavy Duty 1L

    Inc VAT: £26.46

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