Sentinel Products

These Sentinel Products have all been designed to clean, protect and repair your central heating system. From sealing and descaling to cleaning and protecting, we have a great selection of Sentinel Products to help you find what you need to keep your central heating system working as it should.

  1. Sentinel Internal Leak Sealer 1 Litre

    £16.06

    Extended Lead Time, 14 Days+
  2. Sentinel X200 Non-Acid Descaler 1 litre

    £19.98

    Extended Lead Time, 14 Days+
  3. Sentinel X400 Sludge Remover 1 litre

    £21.72

    Extended Lead Time, 14 Days+
  4. Sentinel Rapid Dose Leak Sealer 12x300ml

    £24.94

    Extended Lead Time, 14 Days+
  5. Sentinel X300 Universal Cleaner 1 litre

    £26.84

    Extended Lead Time, 14 Days+
  6. sentinel-x100-inhibitor-1-litre

    Best Seller!

    Sentinel X100 Inhibitor 1 litre

    £40.97

    Extended Lead Time, 14 Days+
  7. Sentinel X700 Sanitiser & Biocide 1 litre

    £42.48

    Extended Lead Time, 14 Days+
  8. Sentinel X500 Inhibited Antifreeze 5 litre

    £44.59

    Extended Lead Time, 14 Days+
  9. Sentinel Deposit Remover 5 Litre

    £87.00

    Extended Lead Time, 14 Days+
  10. Sentinel Air Source 20 litre

    £89.92

    Extended Lead Time, 14 Days+
  11. Sentinel X100 20 Litre Drum

    £281.98

    Extended Lead Time, 14 Days+
  12. Sentinel Ground & Air Source Frost Check Test Kit

    £291.98

    Extended Lead Time, 14 Days+
Products: 12
all_product_ids: 24