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1Lt Sentinel SX400 Sludge Remover

1Lt Sentinel SX400 Sludge Remover Central Heating Cleaner
SBS SKU: X400
Availability: In stock

Product Details


Sentinel X400 High Performance Cleaner is specifically designed for cleaning older central heating systems. It is a non-acid treatment which restores circulation to radiators and pipework. Its ruthlessly efficient formula shifts built-up magnetite sludge, eliminating cold spots in radiators and restoring proper heat distribution.




  • Restores systems suffering with circulation problems

  • Eliminates radiator cold spots

  • Prepares older systems for the installation of new components

  • Has a non-acid formula which does not cause pin-holing or leaks

  • Can be used in all types of indirect heating systems, including those containing aluminium



 To complete every project Smith Brothers have a wide array of consumables to make sure the installers have everything they require to hand over over the job on time. Various brands and non-brands of ancillaries and jointing compounds are stocked depending on preference.