Chemicals | Water Treatment & System Additives | Plumbing & Heating | MKM
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  • Corrosion Inhibitor 1 Litre
    £7.82
    (per EA ex VAT)
    £9.38
    (inc VAT)
    Corrosion Inhibitor 1 Litre A chemical inhibitor for new and existing central heating systems to prevent scale and corrosion. - Non ...

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    £7.82
    (per EA ex VAT)
    £9.38
    (inc VAT)
  • Sentinel CH System Jetflo X800 1 Litre
    £19.80
    (per EA ex VAT)
    £23.76
    (inc VAT)
    Sentinel X800 Jetflo Ultimate Cleaner is a heavy duty cleaning formulation designed to remove corrosion deposits and scale from boiler heat ...

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    £19.80
    (per EA ex VAT)
    £23.76
    (inc VAT)
  • Sentinel CH System Sludge Remover X400 1 Litre
    £26.38
    (per EA ex VAT)
    £31.66
    (inc VAT)
    Specifically designed for existing systems Sentinel X400 System Restorer is a non-acid treatment for cleaning older heating systems, restori...

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    £26.38
    (per EA ex VAT)
    £31.66
    (inc VAT)
  • Fernox Alphi-11 Anti-Freeze and Protector Combined 5 Litre
    £59.77
    (per EA ex VAT)
    £71.72
    (inc VAT)

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    £59.77
    (per EA ex VAT)
    £71.72
    (inc VAT)
  • Calmag Descaler 1 Litre
    £7.68
    (per EA ex VAT)
    £9.22
    (inc VAT)
    1 litre powerful descaler which quickly dissolves limescale and corrosion deposits

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    £7.68
    (per EA ex VAT)
    £9.22
    (inc VAT)
  • Sentinel CH System Inhibitor x 100 1 Litre
    £18.89
    (per EA ex VAT)
    £22.67
    (inc VAT)
    A general purpose treatment for total protection against scale and corrosion in all types of indirect central heating systems, including tho...

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    £18.89
    (per EA ex VAT)
    £22.67
    (inc VAT)
  • Fernox Central Heating Protector F1 500ml
    £20.08
    (per EA ex VAT)
    £24.10
    (inc VAT)

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    £20.08
    (per EA ex VAT)
    £24.10
    (inc VAT)
  • Fernox Central Heating Cleaner F3 500ml
    £18.82
    (per EA ex VAT)
    £22.58
    (inc VAT)

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    £18.82
    (per EA ex VAT)
    £22.58
    (inc VAT)
  • Saniflo Descaler 1085
    £22.50
    (per EA ex VAT)
    £27.00
    (inc VAT)
    Saniflo Descaler 5 Litres Specifically created for use with Saniflo® units, the cleanser is a concentrated solution for optimum cleanin...

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    £22.50
    (per EA ex VAT)
    £27.00
    (inc VAT)
  • External Leak Sealer Paste 50g
    £7.97
    (per EA ex VAT)
    £9.56
    (inc VAT)
    External Leak Sealer Paste 50g External Leak Sealer Paste for central heating systems. - For sealing small leaks on all types of join...

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    £7.97
    (per EA ex VAT)
    £9.56
    (inc VAT)
  • Water Hardness Test Strips (Pack of 6)
    £6.92
    (per EA ex VAT)
    £8.30
    (inc VAT)
    Water Hardness Test Strips Pack of 6 For the measurement of the total hardness of water. - Helps assess the need for water treatment ...

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    £6.92
    (per EA ex VAT)
    £8.30
    (inc VAT)
  • Sentinel CH System Inhibited Antifreeze X500 5 Litre
    £45.20
    (per EA ex VAT)
    £54.24
    (inc VAT)
    Provides protection against scale and corrosion in all types of indirect heating systems, including those containing aluminium components, w...

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    £45.20
    (per EA ex VAT)
    £54.24
    (inc VAT)
  • Sentinel CH System Noise Reducer X200 1 Litre
    £23.77
    (per EA ex VAT)
    £28.52
    (inc VAT)
    Sentinel X200 is a non-acid product which has been formulated for the treatment of kettling in central heating boilers caused by limescale. ...

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    £23.77
    (per EA ex VAT)
    £28.52
    (inc VAT)
  • Sentinel CH System Universal Cleaner X300 1 Litre
    £19.26
    (per EA ex VAT)
    £23.11
    (inc VAT)
    Sentinel X300 System Cleaner is specifically designed for new central heating systems. It flushes out flux installation debris from new ind...

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    £19.26
    (per EA ex VAT)
    £23.11
    (inc VAT)
  • Sentinel Rapid Dose Inhibitor X100RD
    £19.63
    (per EA ex VAT)
    £23.56
    (inc VAT)
    A general purpose treatment for total protection against scale and corrosion in all types of indirect central heating systems, including tho...

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    £19.63
    (per EA ex VAT)
    £23.56
    (inc VAT)
  • Sentinel Rapid Dose Sludge Remover X400RD
    £30.68
    (per EA ex VAT)
    £36.82
    (inc VAT)
    Specifically designed for existing systems Sentinel Rapid-Dose™ X400 Sludge Remover is a non-acid treatment for cleaning older heating syste...

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    £30.68
    (per EA ex VAT)
    £36.82
    (inc VAT)